Rolex Day-Date 36 Yellow Gold — White Mother-of-Pearl Diamond Dial | Ref. 118388

Reference 118388 belongs to the earlier generation of Day-Date 36 references and showcases Rolex's gem-setting mastery at its most elaborate: an 18ct yellow gold case paired with a white mother-of-pearl dial set with diamond hour markers, creating a watch that oscillates between horological instrument and jewellery of the highest order. Mother-of-pearl, formed from the inner nacre of molluscs, exhibits a natural iridescence that no manufactured material can replicate; it shifts from silver to rose to cream depending on the viewing angle, ensuring the dial is never the same watch twice in different light conditions.

Underneath the 36mm Oyster case, Calibre 3155 provides motive power. A direct predecessor to the modern 3255, the 3155 is a self-winding movement operating at 28,800 vph with a date display mechanism and Parachrom hairspring. Though predating the Chronergy escapement of later generations, the 3155 established Rolex's reputation for robust, precise movements that require minimal servicing over decades of use — and in-service examples consistently demonstrate accuracy well within COSC parameters.

Collectors regard the earlier 118xxx series Day-Date references with particular warmth: they represent an era when Rolex gem-set models were produced in smaller numbers for a more rarefied clientele, and their configuration options — including exotic dials in meteorite, malachite, or mother-of-pearl — have become objects of serious connoisseurship. Reference 118388 with its white mother-of-pearl and diamond dial is among the most delicate and feminine of these configurations, a watch that rewards quiet observation rather than announcing itself from across a room. On the secondary market, complete examples with box and papers attract sustained collector interest.