OMEGA Speedmaster 3520.50 Mark 40 Cosmos Triple calendar chronograph black Dial Automatic Men's Watch K#142738 (not including the crown) Wrist

(not including the crown) Wrist size About 18cm (7

(not many links) Frequency 28800 Keeping time －7 sec/day(measured value)

07 Functions Day date、Chronograph、Small second Accessories Outer Box、Inner Box 、Guarantee(card)、Operating Instructions Case size About 44mm (1

8 Serial Number 8161**** Guarantee information 2007

HERMES ring Size 48/US4

OMEGA Speedmaster 3520.50 Mark 40 Cosmos Triple calendar chronograph black Dial Automatic Men's Watch K#142738 (not including the crown) WristOMEGA Speedmaster 3520. 50 Mark40 Cosmos Triple calendar Automatic Men's K#142738 Product Details Gender Men's Material Stainless Steel Stainless Steel Dial color black Movement Automatic Ref Number 3520. 50 Serial Number 5797**** Functions Triple calendarChronographSmall second Accessories None Case size About 39mm (1. 5inch) (not including the crown) Wrist size About 17cm (6. 7 inch) (not many links) Lugs width 18mm(0. 7 inch) Frequency 28800