Seiko Cal. 3812 - 975

Seiko 3812-975

The 3812-975 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-3d08512f7351]

Also known as: Bullhead, Flighty

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
10.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Burgundy
Jewels
34j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1985

Related Models

seikata-wm-3d08512f7351