Seiko Cal. 3812 - 681

Seiko 3812-681

The Seiko 3812-681 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-798c1e31ae69]

Also known as: Bellmatic, World Timer

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
9.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1976

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seikata-wm-798c1e31ae69