Seiko Cal. 3812 - 722

Seiko 3812-722

The Seiko 3812-722 represents an important milestone in Seiko's 1971 lineup. Powered by the 3812 caliber with 19j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-736e564ca4c7]

Also known as: Turtle, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Champagne
Jewels
19j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1971

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