Size: 39mm Diameter x 6.5mm Thick

Case: Japanese All Stainless Steel 316L

Dial: Japanese Silver Sunburst Face

Glass: Clear Sapphire Crystal

Movement: Japanese Quartz by SEIKO 

Strap: Japanese Vintage Leather

Release: Interchangeable Quick Release Pin

Luminosity: Japanese Bright Luminova

Water: 5ATM Resistance (washable/rainproof)

Battery: Replaceable 3 Years By Sony