Seiko Cal. 7121 - 742

Seiko 7121-742

This Hand-Winding model from 1997 features a 41mm Stainless Steel case. Powered by the 7121 caliber with 30j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-156350476533]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
14.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Silver
Jewels
30j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1997

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seikata-wm-156350476533