8850 · free-sprung balance
8850
Brand: Sea-Gull (海鷗). Reference: 818.12.8850. [Version: White dial. View other versions →]. Launch date: 2025-September-2. Official retail price: CN ¥26,800
MOVEMENT
Mechanical, self-winding. Tourbillon. China Made. Caliber: Sea-Gull ST8610. Free-sprung balance spring. Functions: Hour, minute. Jewels: 34. Frequency: 28800 vph. Power reserve: Around 43 hours.
CASE
316L stainless steel. Diameter: 42 mm. Thickness: 9.35 mm. Lug width: 21 mm. Water resistance: 5 ATM. Weight: 70 grams (the whole watch including strap). Luminescence: No lume. Dial: Applied hour markers and the Sea-Gull watch graphic logo. Crystal: Sapphire crystal. Case back: Fixed with screws. Transparent. Sapphire crystal case back. Hands: Dauphine hour and minute hands. Crown: Push-pull. Fluted cylinder shape. Stainless steel crown. Signed with the "S" logo.
STRAP
Black. Alligator leather. Quick release: Remove strap from case without tool. Fit for case lug width: 21 mm. Clasp: Pin buckle. Stainless steel clasp.
Original: $5,648.87
-70%$5,648.87
$1,694.66








Description
8850
Brand: Sea-Gull (海鷗). Reference: 818.12.8850. [Version: White dial. View other versions →]. Launch date: 2025-September-2. Official retail price: CN ¥26,800
MOVEMENT
Mechanical, self-winding. Tourbillon. China Made. Caliber: Sea-Gull ST8610. Free-sprung balance spring. Functions: Hour, minute. Jewels: 34. Frequency: 28800 vph. Power reserve: Around 43 hours.
CASE
316L stainless steel. Diameter: 42 mm. Thickness: 9.35 mm. Lug width: 21 mm. Water resistance: 5 ATM. Weight: 70 grams (the whole watch including strap). Luminescence: No lume. Dial: Applied hour markers and the Sea-Gull watch graphic logo. Crystal: Sapphire crystal. Case back: Fixed with screws. Transparent. Sapphire crystal case back. Hands: Dauphine hour and minute hands. Crown: Push-pull. Fluted cylinder shape. Stainless steel crown. Signed with the "S" logo.
STRAP
Black. Alligator leather. Quick release: Remove strap from case without tool. Fit for case lug width: 21 mm. Clasp: Pin buckle. Stainless steel clasp.























