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What’s This About
Your face reads as diamond when your cheekbones are clearly the widest span across your face, with both your forehead and the span between your jaw corners narrower than the middle.
Diamond is the outline in the nine that narrows most clearly in both directions, and reading it correctly depends on two distinctions most guides run together, such as
the difference between the width of your chin and the span across your jaw corners
the difference between cheekbone width and cheek fullness, which move independently
how diamond differs from heart, which puts the widest span higher up
where hair and beard volume actually reach, and where a pair of glasses cannot
and many more!
Everything below rests on which of three widths wins, and on nothing you have to measure.
Key Points
01One observation makes this reading. Your cheekbones win the width comparison, and both ends of your face are narrower than the middle.
02A pointed chin is not the test. Compare cheekbone width with the forehead and the span between the jaw corners; the width of the chin tip is a different observation.
03A beard reaches the lower face and a haircut reaches the upper face, so those two are the controls that can change the outline, while a pair of glasses sits across the middle and cannot widen either end.
04Nothing here treats prominent cheekbones as needing to be balanced away, and leaving the angle through the middle of your face exactly as it is is a fair choice.
Finding your face shape shouldn’t require complex measurements or scientific tools.
This guide sets out four observations, marks the point at which each stops being reliable, and then builds the styling advice on your answers rather than on a category.
How to See Whether Your Face Reads as Diamond
Set up once
Stand square to a mirror in even light, chin level, expression relaxed, head upright and facing straight ahead.
Keep your expression neutral, because a smile lifts and broadens the cheeks and will exaggerate the width you are trying to judge.
Push your hair back off your forehead, since this reading needs your forehead to be narrower than your cheekbones and hair at the temples produces that result on any face.
The Four Observations, In Order
Observation one
Do the cheekbones win, and do both ends lose?
Compare your forehead above the eyebrows, the widest region of your cheekbones and the span between your jaw corners, then rank the three.
A diamond reading needs the cheekbones clearly first and both the forehead and the jaw behind them, which is what makes this outline narrow at both ends rather than tapering in one direction.
Observation two
Jaw corners, not the point of the chin
When you rank the lower face, use the straight span between the two corners at the back of your jaw, below and slightly forward of your ears.
A narrow pointed chin is a separate observation from a narrow jaw, and a man can have a tapered chin on a broad jaw, so ranking the chin instead of the corners is what sends readers into the wrong guide.
Observation three
How clearly do the cheekbones lead?
Go back to the ranking and ask how large the lead is. Is the widest span across your middle obviously the widest, or only narrowly ahead of your forehead and jaw?
A diamond reading has the middle clearly ahead. A fuller face can blur the comparison, and so can a beard at the jaw or hair at the temples, so if you cannot call it confidently, record it as uncertain and read the oval guide alongside this one rather than trying to work out what lies under the skin.
Observation four
How long is the face overall?
Set the drop from your visible central hairline down to your chin against the widest span across your cheekbones.
Length does not decide this reading, and you are noting it because a long diamond outline and a compact one take different hair advice once you get to the styling sections.
Keep the four answers, because the styling notes below work from your ranking and your length rather than from a category.
What the Front View Cannot Settle
The four observations describe an outline seen from the front, and that outline is the whole of what they describe.
Cheekbones that form the widest span from the front are not necessarily the most forward-projecting part of your profile. Width across and projection forward are different observations.
A diamond label does not determine where your temples sit in relation to the inner corners of your eyes, or establish your eye spacing, nose shape or ear placement. Observe those features separately if they matter to a styling choice.
Take a side view if you want one and describe it in its own words, because a barber does use the profile when deciding how far forward to bring hair at the temples.
When You Cannot See the Landmarks
Cheek fullness is the complication that belongs to this reading, because a full cheek and a wide cheekbone produce the same silhouette from a distance.
If you have gained or lost weight recently, look again in a few months, since a leaner face tends to show the outline more sharply and a fuller one softens it. This guide describes what you can see rather than what produced it.
If a beard covers your jaw, rank the bearded outline as one answer and record the jaw beneath as unknown, because a beard left wide at the sides can put the widest span of your face at the jaw and remove the diamond reading altogether.
Hair at the temples narrows the forehead you are ranking, and a receding hairline does the opposite by exposing more of the forehead, so mark the length uncertain if your hairline is unclear and rank the forehead by the breadth you can see above your eyebrows.
If you work from a photograph rather than a mirror, keep it straight on with the lens level with your eyes, take it from farther back where practical, and hold the same head position when you compare two shots. In a 2023 study of twelve subjects photographed at several distances, using a specified phone and camera, the closest shots changed the measured proportions of the midface. A casual photograph is not precise evidence for a classification, so read what you see in one as a description rather than a result.
If one cheekbone sits higher or wider than the other, note which and carry on, because an asymmetry is worth mentioning to a barber and is not a reason to change the name.
Diamond and the Names Next to It
These names come from barbering and grooming writing rather than one agreed standard, so the borders are editorial conventions and this site states the convention it uses.
Read whichever comparison matches what you found ambiguous, and read two guides rather than forcing a single answer.
Diamond vs Heart
This is the comparison readers get wrong most often, because both readings can show a narrow chin and both can look angular.
Heart faces put the greatest width at the brow, so the widest span sits high on the face and the outline tapers in one direction only, while a diamond reading puts the greatest width in the middle with both ends narrower.
A pointed chin decides nothing here, because both readings commonly have one; the ranking of forehead against cheekbones is what separates the two.
Diamond vs Triangle
Triangle faces on this site put the greatest width at the jaw, which inverts the arrangement described here.
Be careful with borrowed advice, since some publications use triangle for a brow-widest outline, so translate any recommendation by the width the writer says is greatest rather than by the label.
Diamond vs Oval
Oval faces also have the cheekbones slightly ahead, so this comparison turns on how large the lead is.
An oval reading has the forehead and jaw close behind the cheekbones and the outline curving gently, while a diamond reading has both ends reading as narrow and the middle reading as an angle.
Diamond vs Square
Square faces hold all three widths level with an angular corner at the jaw.
Both readings can look angular, so use the ranking rather than the impression of sharpness. Level widths belong there, and a clear win for the middle belongs here.
Diamond vs Round
Round faces are compact with curved jaw transitions and no width clearly in the lead.
Use the widths, the length and the corners together, because a round reading is compact with curved jaw transitions and no width clearly in the lead, while a diamond reading has the cheekbones clearly ahead of both ends. Fullness can make the two look alike in a photograph, so judge from a mirror where you can.
Diamond vs Rectangle
Rectangle faces keep the three widths level down a clearly longer outline.
Both readings can be long, so if your widths are level rather than peaking in the middle, the rectangle notes will suit you better.
If Your Features Are Mixed
Prominent cheekbones on a face whose forehead and jaw are only slightly narrower is a common reading that sits between this guide and the oval one.
Describe what you saw, for example cheekbones clearly widest, forehead a little narrower, jaw corners narrower still, chin tapered, outline longer than compact.
Those five observations give a barber more to work with than one name, and no confidence percentage belongs to any of it.
Decide What You Want Before You Decide What to Wear
Settle this first
Decide whether you want the angle through the middle of your face left alone or softened, because prominent cheekbones are a feature many men want on show rather than a proportion to be corrected.
Most advice for this outline sets out to add width at both ends, and that aim is a preference rather than a requirement.
You can reduce the contrast, which means width at the forehead and temples above and visible weight at the chin and jaw below.
You can leave the contrast alone, which means hair kept close at the temples and a beard kept short, so the cheekbones stay the widest span in your outline.
Notice which end you actually mind, because a narrow forehead and a narrow jaw take completely different remedies and few readers want both.
Hair for Width at the Forehead and Height at the Crown
The haircuts collected for diamond faces mostly aim at the narrower upper face, and they do it in two different places that are worth naming separately.
Width at the temples and a little length falling at the forehead narrow the gap between your forehead and your cheekbones, while height at the crown lengthens the outline rather than adding width at the top, so a quiff or a pompadour does not address the ranking you read even though both are often recommended for it.
A brief for reducing the contrast sounds like this. Leave weight and texture through the temples rather than taking the sides in tight, and let a little length sit forward at the front instead of sweeping everything back.
If you would rather keep the cheekbones as the widest span, the opposite brief is short sides taken close through the temples with the length kept on top.
Then check what your own hair will actually do, because that is what decides which of these you can keep.
What follows are tendencies rather than rules, because density, curl pattern, length and growth direction all pull separately and your own combination decides the result. Fine or low-density hair usually needs the cut, and often some drying, to hold height or width, and it tends to lose a shape sooner through the day. Dense hair generally holds a shape more readily and can need weight removed so it does not read wider than you wanted. Curly and coily hair often carries width with less work and shrinks as it dries, so agree the finished shape dry rather than wet. Growth direction at your hairline can defeat a fringe or a parting whatever your texture.
Ask how the cut behaves three mornings after a wash, and dry it yourself once before agreeing that it suits you.
Beard Width Low Down, If You Want It
A beard sits on the narrow lower end of this outline and changes that contour directly, and hair long enough to fall past the jaw frames the same area, so the beard styles collected for diamond faces are worth reading closely if the lower face is what you want to change.
Split it into four decisions, which are how long the chin is left, how full the sides are, where the cheek line runs, and where the neckline sits.
Fullness carried out to the sides of the jaw is what adds visible width low down, and a squarer line under the chin broadens the bottom of the outline rather than pointing it, which is the opposite of what a tapered chin beard does.
If you would rather not broaden the jaw, a beard kept short and even leaves the cheekbones leading, and a goatee or chin beard narrows the bottom further still. If your face is also long, note that length at the chin adds to the apparent length as well as to the weight, so treat chin length as its own decision.
Your present growth coverage decides all of it, because width at the sides of the jaw needs density along the jaw line that not every man has, so choose an outline that works with the coverage you have now.
A fade in a beard means a graduated transition with no visible step, which is separate from how long the chin is left, so ask for the two separately; set the neckline in the mirror with your barber rather than by a finger-width rule.
Glasses and What a Frame Can and Cannot Reach
Frames sit across your cheekbones with their top edge near your brow line, so a frame draws the eye to the upper half of your face. It sits well above your jaw and does not change the width of your lower face, though where the eye goes first does affect how the whole outline reads.
Frames add their outline around the eyes. Their width can also change how the upper and lower face look relative to each other, so compare frames on your face rather than assuming they will make your jaw appear wider.
If you want the emphasis higher up, a frame with visible weight along its top edge does that, and if you would rather draw less attention to the middle of your face, a lighter rim and a shallower depth read as quieter.
Fit is the separate question and the one that decides whether you keep wearing them, and it means enough overall width that the arms are not pressing your temples, a bridge that rests on your nose without pinching or sliding, arms that reach your ears at a length that holds, and enough clearance that the rims are not resting on your cheeks when you smile, which is a real nuisance on a face with prominent cheekbones.
The three numbers printed inside an arm are the lens width, the bridge width and the temple length, all in millimetres. They describe the frame rather than your face, and they do not add up to the overall outside width of the frame front, because rims and endpieces vary, so use them to compare frames you have tried rather than as a fit guarantee. Take the prescription and lens questions to an optician, and treat the protection rating on sunglasses as a separate check.
Collar Spread, Point Length and Comfort
A collar sits below your chin and cannot widen your jaw, though a moderate spread draws a horizontal line under a narrow lower face, which is the effect to ask for if that is your goal.
A long narrow point does the opposite by drawing the eye down to the point of your chin, so leave it out if you are trying to broaden the bottom of the outline.
Comfort and band height come before the shape, since a collar that grips will be undone by lunchtime, and the knot needs enough room for your own tie.
For casual shirts and knitwear, the occasion and the jacket over the shirt matter more than your outline does.
Frequently Asked Questions About Diamond Face Shapes
Q. How do I tell diamond from heart?
By which width is greatest. A heart reading has the brow widest and tapers in one direction down to the chin, while a diamond reading has the cheekbones widest with both ends narrower. A pointed chin appears in both, so it decides nothing; rank your forehead against your cheekbones and the answer follows.
Q. Does a pointed chin mean I have a diamond face?
No. The width of your chin and the span between your jaw corners are two different landmarks, and a tapered chin sits happily on a broad jaw. Rank the corners rather than the point, because a reading built on the chin alone will put you in the wrong guide.
Q. Do I need to balance my cheekbones?
Only if you want to. Prominent cheekbones are a feature plenty of men choose to keep on show, and leaving the angle through the middle of your face alone is a legitimate decision rather than a missed correction. If you do want less contrast, decide which end you mind, since the forehead and the jaw take different remedies.
Q. Can this reading change over time?
How it reads changes. A leaner face tends to show the outline more sharply and a fuller one softens it, so this reading can come and go with weight and with age. If your weight has shifted recently, look again in a few months, and treat what you see as the current appearance rather than as a settled fact about your face.
Q. Does very short hair suit this outline?
Yes, and short sides leave the cheekbones as the widest span in your outline, which is the effect if you want it. If you would rather add width at the top, keep some length and texture through the temples rather than taking the sides in close.
Q. Does facial hair help?
A beard sits on the narrow lower end of this outline and acts on it directly, which is what makes it the usual answer when broadening the jaw is the goal, and longer hair can frame the same area. Fullness carried out to the sides with a squarer line under the chin is what adds width there, and your present growth coverage along the jaw decides how much is available.
Still Not Sure?
Our quick face shape quiz asks only for comparisons you can make by looking.
The quiz sorts you into the profiles it carries, and because diamond and heart sit next to each other on one comparison, a face with a narrow chin can reasonably land on either.
Treat the result as a starting description, and if it disagrees with your own ranking of the three widths, trust the mirror and read both guides.
Expert Style Guidance
Knowing where your widest span sits is what the haircut, beard and eyewear decisions are built on.
Our Professional Face Shape Analysis package is a paid consultation; its product page lists what it includes.
Our Complete Image Transformation Package combines the face shape, seasonal colour, body shape and fashion style analyses.