Rolex Day-Date 36 White Gold — Diamond Paved Rainbow Sapphire Dial | Ref. 128239

Reference 128239 is among the most visually spectacular configurations in the current Day-Date 36 collection: an 18ct white gold case housing a fully diamond-paved dial set with rainbow-arranged sapphires as hour markers. This is Rolex's gem-setting department operating at full creative latitude, transforming the presidential watch into a wearable work of jewellery that retains every technical credential of the Oyster programme.

Calibre 3255 — introduced with the modern Day-Date generation — powers this reference, providing a 70-hour power reserve, the Chronergy escapement's improved efficiency, and Rolex's antimagnetic Parachrom hairspring. The white gold Oyster case is accompanied by a fluted or smooth bezel depending on configuration, and the dial surface is entirely covered with round brilliant-cut diamonds, interrupted only by rainbow sapphire hour markers graduated through the full spectral sequence. Every stone is hand-selected and set to Rolex's internal gemological standards for colour consistency and symmetry across the dial.

Rainbow sapphire Rolex references have become among the most aggressively sought pieces in the contemporary collector market, routinely trading at significant premiums over retail. The combination of a fully paved dial, graduated sapphires, and the white gold Day-Date platform is exceptionally rare in open-market availability. Reference 128239 in this configuration is as much a financial asset as a horological one — a piece whose scarcity, craftsmanship intensity, and cultural cachet collectively underwrite a compelling collector argument.