Rolex Datejust 39 Gold — Aubergine Diamond Dial with Diamond Bezel | Ref. 86285

Reference 86285 occupies a rarefied position within the Datejust family: a 39 mm gold case married to a 36-diamond bezel and an aubergine dial set with diamond hour markers. This configuration moves well beyond the utilitarian origins of the Datejust, entering the domain of jewellery watchmaking where every surface is an opportunity for embellishment and the dial itself becomes a canvas of precious stones.

The 39 mm case — an intermediate size that bridges the classic 36 and the modern 41 — is rendered in 18-ct gold, providing the warm foundation against which the diamond-set bezel operates. The bezel itself is pavé-set with 36 brilliant-cut diamonds, eliminating the traditional fluted or smooth metal surface in favour of continuous brilliance around the chapter ring. The aubergine dial, a deep purple-grey that shifts tonally under different lighting, is itself set with diamond hour indices, creating a layered jewellery effect. Calibre 3135 provides movement, its proven reliability underpinning the considerable precious-metal and stone investment.

This reference appeals to a collector who views the Datejust as an object of adornment first and timekeeping instrument second. The aubergine dial colour is among the more unusual in Rolex's palette, lending this specific configuration genuine rarity. On the secondary market, diamond-set Datejust references in unusual dial colours attract a focused but enthusiastic audience, often commanding premiums when accompanied by original documentation.