Sea-Gull Masterpiece: The Ultra-Thin Automatic Tourbillon.











Origin: Mainland China
Item Type: Mechanical Wristwatch
Model Number: 818.12.8850
Warranty: 3 Years
Net Weight: 70g
Packing Box: Carton
Movement: ST8610
Number of Jewels: 34
Movement Frequency: 28800
Winding Mode: Automatic Winding
Case Material: 316L Stainless Steel
Crystal Material: Synthetic Sapphire
Case Thickness: Approx. 9.4mm
Case Diameter: Approx. 42mm
Case Shape: Round
Strap Material: Crocodile Leather
Clasp: Pin Buckle
Strap Length: Approx. 22cm
Strap Width: Approx. 21mm
Waterproof: 5 Bar
Feature: Automatic Tourbillon
1963 Series
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In-House Mechanical Movement
Designed and assembled by our own watchmakers, ensuring long-term stability and precision.
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Precision-Crafted Case
Each case is polished and brushed through multiple processes for a refined finish and long-lasting durability.
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Sapphire Crystal Protection
High-hardness sapphire crystal offers superior scratch resistance for daily wear.
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Seagull watch impresses with sleek design, comfort, and practical features. Good value for money. Recommended for style-conscious users seeking functionality and comfort.
--Alex Parker
Offers good value for the price.Seagull watch excels in appearance, comfort, and performance. Waterproof, smart notifications, and health tracking features enhance its practicality.
Jessica Smith
Seagull watch stands out for its elegant design, comfort, and reliable features. Priced reasonably, it caters to users looking for a stylish and functional timepiece.
Ryan Johnson
News & Blogs

Sea-Gull Mechanical Watches: 2026 Collection
In 2026, Sea-Gull remains a pivotal force in the mechanical watch landscape, distinguished by its immense and vertically integrated movement manufacturing capabilities rather than a traditional lux...
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Seagull Ocean Star & GMT: Engineering Analysis
Seagull sits in a rare position in modern mechanical watchmaking: a movement-driven manufacturer with the scale to industrialize everything from straightforward three-hand automatics to column-whee...
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Seagull Tourbillon Benefits: Affordable Luxury
The meaning of tourbillon A tourbillon is a regulating system where the balance wheel and escapement are mounted inside a rotating cage. The cage typically makes one rotation per minute, changing t...
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