Hermes Constance Slim Wallet Handmade In Epsom Calfskin Leather Silver Hardware 89 Noir

Silver on black is the cooler reading of this wallet: where gold warms Noir into something evening-ish, silver keeps it technical and quiet, closer to a piece of dark equipment than to jewellery. That is exactly why I picked it for commuting.

The dimensions are constant across the family – twelve and a half centimetres wide, ten high, three deep, a 120 cm drop – and so is the layout: cards at the front, a folded note, coins and a key behind, no wasted millimetres. Black Epsom with its pressed grain looks the same after rain, after a bag, after a pocket.

I keep it crossbody over a dark coat from November, and the effect is a single unbroken line from shoulder to hip. In summer it moves into a tote and behaves like a plain wallet; no part of the design needs protecting from the inside of a bag.

Two things to expect. The clasps are polished, so keys will leave faint marks on the metal; mine has a single hairline scratch and I have made peace with it. And the depth remains three centimetres, so a phone does not join you inside – that is the trade for a silhouette this clean.

Black on black can be severe, which is the point; the silver clasp gives the eye one place to land, and it never looks like an afterthought. It has become the default I stop thinking about, which is the highest compliment I can pay a wallet.