Details

Brand

Rolex

Model

Oyster Perpetual

Reference

126003

Movement

Automatic cal. 3230

Case

36mm

Metal

Steel and Gold

Circa

2026

Dial

Slate (Grey)

Bezel

Yellow Gold (Smooth)

Condition

Very Good

Box/Papers

Box, Booklet, Swing Tags

About this watch

Band: Steel (Oyster) Clasp: Steel Deployant (Oysterclasp) Glass: Sapphire crystal Water Resistant: 10 Bar/100m (Surface Swimming) In 1926, Rolex patented the Oyster case. It sealed the bezel, case back, and crown against the elements, and it is widely regarded as the first waterproof wristwatch case. A year later, Mercedes Gleitze wore one while swimming the English Channel. Rolex built an advertising campaign around her swim. A century on, the reference 126003 marks that anniversary. It was introduced at Watches & Wonders 2026 as part of Rolex’s centenary series for the Oyster. The 126003 also brings Yellow Rolesor to the modern Oyster Perpetual. Rolesor is the pairing of Oystersteel and yellow gold. It has been a Rolex signature since the early 1930s and was trademarked in 1933. Here the domed bezel and crown are yellow gold, set against an Oystersteel case and bracelet. The case measures 36mm in diameter. It has a lug-to-lug of 43mm and a lug width of 20mm , and it is 11.5mm deep. It is pressure-resistant to 10 bar (100 metres). With its Twinlock crown and screw-down case back, it is suitable for swimming and everyday water use. It is not intended as a dive watch. The dial is slate, a new colour for the Oyster Perpetual range, with a sunray finish. In place of the usual “Swiss Made” at six o’clock, it reads “100 Years”. Each five-minute interval on the minute track is marked with a green square. The Rolex name at twelve is printed in the same green. The applied baton hour markers are yellow gold. The markers and hands are filled with Chromalight, which glows blue in the dark. The crystal is scratch-resistant sapphire. The watch sits on an Oystersteel Oyster bracelet with broad, flat, three-piece solid links. It secures to the…