Seiko Cal. 6657 - 857

Seiko 6657-857

This Quartz model from 1998 features a 38mm Hardlex-Coated Steel case. Powered by the 6657 caliber with 36j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-c62afb6b8150]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
12.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1998

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seikata-wm-c62afb6b8150