Seiko Cal. 7131 - 859

Seiko 7131-859

This Quartz model from 1988 features a 35mm Hardlex-Coated Steel case. Powered by the 7131 caliber with 17j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-63bf91d8194c]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Cream
Jewels
17j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1988

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