Case: Polished stainless steel case, Triplock screw-down crown and chronograph buttons with screw-down collars. Polished stainless steel bezel with an engraved Tachymeter scale with a thin layer of platinum fill to enhance legibility. Black dial with silver rimmed black sub-dials. Polished white gold hands, the hour & minute hands with partial luminous fill. Applied polished white gold hour markers with luminous fill. Fine printed minute/seconds & fractions of a second track on the dial perimeter. Small seconds sub-dial at 6 o'clock.
- Chronograph functions:
- Column wheel & vertical clutch mechanism.
- Large central seconds counter hand.
- 30 minute counter sub-dial at 3 o'clock.
- 12 hour counter sub-dial at 9 o'clock.
Bracelet: Fitted on a brushed & polished stainless steel Oyster style bracelet with an Oysterlock double-locking deployant clasp. The clasp is fitted with Rolex's patented Easylink 5mm extension link. The bracelet is fully linked & will fit up to a 7-7/8" wrist.
Movement: Powered by a Rolex in-house calibre 4131, beats at 28,800 vph (4Hz), contains 47 jewels & has a power reserve of +/- 72 hours (3 days). Superlative Chronometer (COSC + Rolex certification after casing). The movement features a Paramagnetic blue Parachrom hairspring, high performance Paraflex shock absorbers and a bi-directional self-winding rotor.
Condition: