Seiko Cal. 7121 - 946

Seiko 7121-946

This Hand-Winding model from 1981 features a 40mm Stainless Steel case. Powered by the 7121 caliber with 31j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-8795ce40f027]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
10.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
31j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1981

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seikata-wm-8795ce40f027