Seiko Cal. 3813 - 212

Seiko 3813-212

The Seiko 3813-212 represents an important milestone in Seiko's 1981 lineup. Powered by the 3813 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-d683f41e0e4c]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
15.9mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
50m
Dial Color
White
Jewels
25j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1981

Related Models

seikata-wm-d683f41e0e4c