Seiko Cal. 7121 - 930

Seiko 7121-930

This Automatic model from 1980 features a 40mm Hardlex-Coated Steel case. Powered by the 7121 caliber with 17j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-7a205d5fa555]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Champagne
Jewels
17j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1980

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