Prospex Sea "SUMO" Solar Watch SFK001J1Movement Caliber Number 5K65 Movement Type Solar Precision 15 seconds per month Jewels 3 Functions Overcharge prevention function Quick start function 24 hour hand Date display Case Band Case Material Stainless steel Case Size Thickness: 13. 2mm Diameter: 45. 0mm Lug to lug: 51. 8mm Crystal Sapphire crystal Crystal Coating Anti reflective coating on inner surface LumiBrite LumiBrite on hands, index(es) and bezel Clasp Three fold clasp with secure lock

Whether you choose the black

or in silver on green band

which controls and corrects time via a dedicated smartphone app that is able to select times for approximately 300 cities

Black dial with luminous hands and index hour markers

Chronograph up to 12 hours in 1/5 second increments

with the top being made of stainless steel to which a hairline and honing finish is applied to achieve both strength and texture

sharp index markings add bold accents that make a powerful statement

The black IP-treated black bezel and red accents create a sporty design

Arabic numerals mark the 3

resin band

Cloth Band

and the reverse side is made using calg leather