- Oyster, 42 mm, yellow gold.

- Monobloc middle case, screw-down case back and winding crown.

- Waterproof to 100 metres / 330 feet.

- Perpetual, mechanical, self-winding, dual time zones, annual calendar.

- Centre hour, minute and seconds hands. 24-hour display on off-centre disc. Second time zone. Instantaneous annual calendar at 3 o'clock and rapid-setting of the date. Month display via 12 apertures around the circumference of the dial. Stop-seconds for precise time setting.

- Bidirectional self-winding via Perpetual rotor.