The Old Money Suit Guide:
Cut, Cloth, Colour and Occasion
A suit is the one garment where the difference between correct and nearly correct is visible from across a room. This old money suit guide covers the four worth owning, in buying order, plus the lapel, button and break decisions that separate tailoring from a jacket and trousers bought together.
Where the Old Money Suit Guide Starts
Not with the label. With three measurements and one decision about cloth.
The measurements are the shoulder, which must sit at the bone with no overhang; the sleeve, which shows half an inch of shirt cuff; and the trouser break, which touches the shoe once and stops. Get those three and a £190 suit reads as tailoring. Miss them and no price corrects it, because the eye reads the shoulder line before it reads anything else.
The cloth decision is weight. A suit at 280 to 320 grams works across British seasons; below that it is a summer cloth and above it a winter one. Budget £40 to £80 for alterations on top of the purchase and treat that as part of the price, not an extra.
Weave matters almost as much. A plain worsted is the most formal and the most versatile, and it is what a first suit should be. Flannel is softer and warmer and belongs to autumn and winter. Hopsack has an open texture that reads relaxed and works best on a jacket worn as a separate. Avoid anything with a visible sheen, which is the clearest marker of a cheap synthetic blend and the one thing no alteration can fix.
The Four Suits, in Buying Order
Each earns its place before the next is worth considering. Most men stop correctly at two.
Navy covers roughly 70% of the occasions a man faces in a year. Brown adds daytime and autumn. Beige is seasonal, black is specialist. Buying black first is the most common sequencing error, because it is the least useful of the four. All sit in our suits and blazers.
The Double Breasted Suit Men Underuse
A double breasted jacket is more formal than a single breasted one and more forgiving on most builds, which is an unusual combination.
It works because the overlap creates a strong vertical line and the peak lapels draw the eye upward and outward. That flatters a narrow frame and disguises a broader waist. The reason men avoid it is unfamiliarity rather than difficulty.
- Keep it buttoned when standing, always, on the top functioning button only
- Unbutton when seated, and rebutton on standing, without exception
- Six buttons with two to fasten is the classic and most forgiving configuration
- Peak lapels only: a notch lapel on a double breasted jacket looks like an error
A double breasted jacket left hanging open is a shirt with a curtain attached. Button it or wear a single breasted.
The Beige Suit Outfit, Assembled
Beige is the most forgiving suit colour in daylight and the easiest to ruin at the extremities. The suit does very little work on its own; the shirt and shoe decide it.
The reliable assembly: beige suit, white or pale blue shirt, mid brown leather shoe, brown belt to match, no tie for daytime and a muted one for anything formal. Black shoes with a beige suit is the single most visible error in this article, covered in full in what colour shoes to wear with a beige suit.
What Old Money Suit Style Rejects
Slim lapels, cropped trousers, a tight waist suppression and any visible branding at the cuff. Old money suit style holds a mid width lapel, a full trouser leg and a shoulder that follows the body rather than exaggerating it. If a suit looks like a specific year, it is the wrong suit. The wider wardrobe logic sits in our complete guide to old money style for men and the register comparison in old money vs new money style.
Which Shoe With Which Suit
Navy takes black or dark brown. Brown takes mid brown or burgundy. Beige takes mid brown, burgundy or white in summer. Black takes black and nothing else.
Within that, shape follows formality. An oxford with its closed lacing is the most formal and correct with navy or black. A brogue is less formal because of the perforation and belongs with brown and beige. A monk strap sits between the two and is the most personal choice. Everything here is in our formal shoes, and the full buying order in old money shoes for men.
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The Shirt Underneath
Two shirts cover every suit in this guide: white and pale blue. A third in grey or a fine stripe adds variety without adding decisions.
The collar matters more than the colour. A semi spread collar takes a tie and holds its shape open, which is the only collar that works both ways. Point collars are narrower and read older; cutaway collars need a tie to look intentional. The cuff should end at the wrist bone so half an inch shows below the jacket sleeve. Our shirts are cut to that standard.
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Four Tailoring Mistakes
Black is an evening and formal cloth. As a first suit it works for funerals and almost nothing else, while navy covers most of a year.
Roughly £60 of tailoring separates a suit that fits from one that merely is your size. It is the highest return spend in menswear.
On a single breasted jacket the bottom button stays open, always. On a double breasted, only the top functioning button fastens.
A trouser that shows ankle with a suit dates the outfit to a particular decade. One light break on the shoe, and nothing shorter.
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Mid width lapels, full trouser legs, shoulders that follow the body. Free delivery on all UK orders, no minimum spend.
Two Suits, Then Stop
Navy and brown cover almost every occasion a man will face in a year, and the £60 spent altering them will do more than a third suit ever would. Buy the shoulder and the cloth, then pay the tailor.
Everything else in this guide is refinement. The shoulder line is not.
A suit that fits at £190
outranks one that does not at £900.