
Product Description
The SLA077J1 is a professional-grade Seiko diver engineered for extreme underwater performance. Equipped with the premium 8L35 automatic movement, 300m/1000ft diving capability, LumiBrite visibility, and a dual-curved sapphire crystal, it delivers exceptional durability, precision, and reliability in demanding environments.
| Case & Exterior | |
|---|---|
| SKU | SLA077J1 |
| Case Material | Stainless steel |
| Case Size |
Thickness: 13.4 mm Diameter: 42.6 mm Lug-to-lug: 49.3 mm |
| Crystal | Dual-curved sapphire crystal |
| Crystal Coating | Anti-reflective coating on inner surface |
| LumiBrite | Hands, indexes & bezel |
| Clasp | Three-fold clasp with secure lock, push button release with extender |
| Distance Between Lugs | 20 mm |
| Water Resistance | 300m / 1000ft diver’s |
| Magnetic Resistance | 4,800 A/m |
| Weight | 196.0 g |
| Features |
Unidirectional rotating bezel Screw-down crown Three-fold clasp with secure lock Screw case back |
| Movement & Specifications | |
|---|---|
| Caliber Number | 8L35 |
| Movement Type | Automatic with manual winding |
| Precision | +15 to −10 seconds per day |
| Power Reserve | Approx. 50 hours |
| Jewels | 26 |
| Functions |
28,800 vibrations per hour (8 beats/sec) Stop second hand function Date display |
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