Seiko Astron SSH053 GPS Solar Black Dial LX Spring Drive a crown placement at 4

a crown placement at 4 o'clock

while tube-shaped carbon sheeting encircles the lugholes for enhanced durability

Crown - 316L Stainless steel

Explore the deepest depths with the latest Promaster Dive in a stylish new color

Black unidirectional rotating bezel

Seiko Astron SSH053 GPS Solar Black Dial LX Spring Drive a crown placement at 4Caliber Number 5X53 Movement Type GPS solar Accuracy 15 seconds per month (without receiving a GPS signal and at temperatures between 5C and 35C ) Duration Operating for approx. 6 months (when fully charged), power save: approx. 2 years Case Material Stainless steel (super hard coating) Crystal Dual curved sapphire Crystal Coating Super clear coating LumiBrite Lumibrite on hands and indexs Clasp Three fold clasp with push button release Water