The Rolex Cellini line has always lived slightly outside the brand’s own myth. It belongs to the side of Rolex that rarely made it onto billboards; the side that cared less about waterproof crowns or timing the ascent of Everest, and more about proportion, geometry, and craft.

This reference 4370/8, produced in 1981, sits right at that intersection of design and discretion. Its 18k yellow gold case measures a refined 31mm across, with a faceted octagonal bezel that breaks light in a way no round case can. The sharp lines are softened by the fluidity of the integrated bracelet, its brushed and polished surfaces alternating in rhythm as the wrist moves. It’s jewelry, but made with the precision of watchmaking.

Then there’s the dial. Natural mother of pearl, formed over decades within the shell of a mollusk and impossible to reproduce twice. Most examples show streaks, cloudy sections, or uneven tone. This one doesn’t. It’s pure, evenly colored, and full of quiet depth. Depending on the light, it moves from silver to ivory to pale violet. No texture, just the raw beauty of the material itself, framed by slim gold hands and printed numerals that keep everything grounded. Each numeral is executed in fine, lacquered black print, ever so slightly raised under magnification; a detail you’d miss at a glance, but never forget once you’ve seen it.

Inside beats the hand-wound caliber 1600, one of the last manual movements from Rolex before quartz took hold. It’s thin, dependable, and honest. You wind it yourself because some things deserve to be done by hand.