Seiko Prospex SNR043 Spring Drive Power Reserve Black Dial Automatic Limited to 200 Pieces Casio G-Shock G-Steel Bluetooth Connected GSTB100-1A this updated classic offers smart

this updated classic offers smart

this special duotone edition is born of a revolution in color design

Power Reserve: Approx

Case Size: 33

Seiko Prospex SNR043 Spring Drive Power Reserve Black Dial Automatic Limited to 200 Pieces Casio G-Shock G-Steel Bluetooth Connected GSTB100-1A this updated classic offers smartCaliber Number 5R65 Movement Type Spring Drive Accuracy 1 second per day 15 seconds per month (average) Duration Approx. 72 hours(3 days) Crystal Curved sapphire Crystal Coating Anti reflective coating on inner surface LumiBrite Lumibrite on hands and indexes Clasp Three fold clasp with secure lock , push button release with extender Water Resistance 300m 1000ft for saturation diving Case Size Thickness: 15. 7 Diameter: 44. 8 Length: 50. 9 Other