Seiko Cal. 7121 - 612

Seiko 7121-612

The Seiko 7121-612 represents an important milestone in Seiko's 1983 lineup. Powered by the 7121 caliber with 19j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-baa815b3c31d]

Also known as: Bullhead

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1983

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