MOVEMENT ETA 2893-2/SW330, élaboré Swiss made automatic 21 Jewels second stop FUNCTIONS screwed Crown Date at "3" adjustable second time zone using turning bezel and watch hand CASE Stainless steel 316 L Diameter 39mm Height 13,0 mm Weight 170 g Lug width 20 mm spring bar Sapphire glass flat, with double anti-reflecting coatings on the interior side with date magnifier  Bezel Aluminum , blue -red Back Stainless steel 316 L screwed Waterproof to 30 ATM DIAL & HAND Dial black Super Luminova BGW9 hour and minute with Superluminova BGW9 central second hand GMT hand STRAP & BUCKLE Strap Strap Stainless steel 20x16 mm screwed Buckle Buckle Stainless steel 16 mm with safety deployment clasp and logo