PENROSE IMPOSSIBLE FIGURE

Brand: Sea-Gull (海鷗). Reference: 819.42.6015. [Version: black leather strap. View other versions →]. Launch date: 2016-Month?-Date? Autumn. Official retail price: CN ￥3,200

MOVEMENT
Mechanical, self-winding. China Made. Caliber: Sea-Gull ST2130. Functions: Hour, minute, second, date (Central hour, minute and seconds hands, date window at 3 o'clock). Quick date setting. Instant date change. Stop-seconds (hacking) to set time precisely. Jewels: 28. Frequency: 28800 vph. Power reserve: Around 42 hours.

CASE
316L stainless steel. Diameter: 40 mm. Thickness: 10 mm. Lug width: 20 mm. Water resistance: 5 ATM. Weight: 55 grams (the whole watch including strap). Luminescence: No lume. Crystal: Sapphire crystal. Case back: Screw-down notched. Transparent. Crown: Push-pull. Fluted cylinder shape. Signed with the "S" logo.

STRAP
Black. Leather. No quick release: Need tool to remove strap from case. Fit for case lug width: 20 mm. Clasp: Pin buckle. Stainless steel clasp.