SEIKO SSC771

 Solar V176 Movement: ±15 s/mo accuracy; \~6-month power reserve; overcharge prevention, stop-second & date
 Case: 41.4 mm × 12.1 mm stainless-steel (49.0 mm lug-to-lug); 20 mm lug width; 131 g
 Crystal & Lume: Sapphire crystal; LumiBrite on hands & indices
 Water Resistance: 10 bar (100 m)
 Bracelet & Clasp: Three-fold push-button release
 Case Back: Screw-down