The name Diamant — French for 'diamond' — hints at something geometric, consistent with APC's stripped-back Parisian design codes. That restraint reads well at keychain scale, where overdesign is the usual trap. Fifteen continuous months in stock across two boutiques, including A.P.C. US, points to steady demand rather than clearance drift. Marked down from $74 to as low as $59, the price-to-brand ratio holds for a branded clip-on accent.

Good: 15 months in stock proves demand · Currently marked down below retail · APC design language at small scale

Trade-offs: Only two boutiques stock it · $59-plus is steep for a keychain

About A.P.C.

A.P.C. was founded in 1987 by Jean Touitou in Paris as Atelier de Production et de Création — a reaction against the flashy maximalism of 1980s fashion. Touitou built the label around raw selvedge denim, unadorned basics, and a quiet Parisian intellectual sensibility that became a template for an entire category of understated menswear. The brand's denim program, where jeans are sold raw and develop a unique patina over time, has a devoted following that trades worn-in pairs through the Butler program.