Seiko Cal. 3831 - 291

Seiko 3831-291

The 3831-291 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-64a10d5dfb94]

Also known as: World Timer

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
40mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Black
Jewels
31j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1985

Related Models

seikata-wm-64a10d5dfb94