SEIKO Prospex Sea Green Dial | SPB501

A special dial infused with love for the beautiful ocean An emerald-green gradation dial inspired by the shimmering light and rippling surface as seen from underwater. A fabric strap made from upcycled fishing nets The fabric strap, made from nylon upcycled from discarded fishing nets, is intricately woven using the traditional Japanese technique called Seichu, often used for kimono obi belts. A new clasp designed for comfort and operability The new clasp can be adjusted in six steps, each measuring about 2.5mm, for a total range of approximately 15mm. It allows for a comfortable fit at all times, accommodating changes in wrist size during diving and daily life. Movement Caliber Number 6R55 Movement Type Automatic with manual winding Precision +25 to -15 seconds per day Power reserve Approx. 72 hours(3 days) Jewels 24 Functions Stop second hand function Case/Band Case Material Stainless steel Case Size Thickness:13.0mm Diameter:40.0mm Lug-to-lug:46.4mm Crystal Curved 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 & push button release, solid & slide adjuster Bracelet Length 196.0mm Distance between lugs 20mm Other Details Water Resistance 300m / 1000ft diver's Magnetic Resistance 4,800 A/m Weight 174.0g Features SPECIAL EDITION on the case back Unidirectional rotating bezel Screw-down crown Three-fold clasp with secure lock Screw case back In an actual product, the case back direction might be different from the photograph.