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The Seagull ST2146 is an automatic mechanical movement that faithfully replicates the classic 2836-2 architecture with a 1:1 structural layout. Manufactured in China, it offers a practical and reliable alternative for watch repair, replacement, and custom assembly projects, making it a popular choice among professional watchmakers and experienced hobbyists.
1:1 structural clone of ETA 2836-2 for direct compatibility
Automatic winding with bi-directional rotor for efficient power delivery
Day-date complication with dual language options (English/Spanish or similar)
Hacking seconds function for precise time setting
Incabloc shock protection on balance staff for durability
Movement Type: Automatic mechanical, self-winding
Base Design: Clone of ETA 2836-2 (1:1)
Diameter: 25.6 mm (11½ lignes)
Thickness: 5.05 mm
Jewels: 25
Frequency: 28,800 vph (4 Hz)
Power Reserve: ~40 hours
Complications: Day + Date (quick-set)
Hacking: Yes (seconds stop when crown pulled)
Winding Direction: Bi-directional (automatic) / Manual (hand-winding)
Shock Protection: Incabloc
Direct replacement for worn or damaged ETA 2836-2 movements
Custom watch builds and modding projects
Repair/restoration of vintage or modern day-date watches
Suitable for professional repair shops and experienced DIY enthusiasts
1. Is this a genuine Seagull movement or a counterfeit?
This is a genuine Seagull movement, officially manufactured by the Tianjin Seagull Watch Group. It is a licensed clone based on the ETA 2836-2 design, not a counterfeit.
2. Is the ST2146 compatible with parts made for ETA 2836-2?
Yes, due to its 1:1 structural design, the ST2146 is interchangeable with ETA 2836-2 in terms of dimensions, hand sizes, dial feet positions, and stem height, allowing direct parts compatibility.
3. How does its quality compare to the Swiss ETA 2836-2?
The ST2146 offers excellent value for the price but has lower finishing quality and slightly less strict QC than the Swiss original. It remains a reliable and practical choice for many applications with proper maintenance.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
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