Brand: Omega Replica
Series: Speedmaster Hand Wound
Model: 3870.50.31
Dial Color: Black
Dial Indexes: Stick / Dot
Dial Hands: Stick
MBrand:Omega
Caliber:1861
Base:Omega 861
Display:Analog
Diameter:27.00 mm
Jewels:18
Reserve:48 h
Frequency:21600 bph
Time:Small Seconds, Hours, Minutes
Chronograph:Chronograph
Case Material:Stainless steel
Case Glass:Plexi
Case Back:Closed
Case Shape:Round
Case Diameter:42.00 mm
Case Lug Width:20.00 mm
Bezel:Tachymeter
W/R:50.00 m
The Omega Speedmaster ref. 3870.50.31 was in production from 1996 to 2014, as the alligator strap version of the classic Speedmaster Professional. It features a stainless steel case with closed caseback and a hesalite crystal. The alligator strap is fitted with a folding clasp.