Seiko Cal. 6628 - 137

Seiko 6628-137

This Quartz model from 1988 features a 38mm Hardlex-Coated Steel case. Powered by the 6628 caliber with 31j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-531fbc47c519]

Also known as: Monster, Silverwave

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
90m
Dial Color
Burgundy
Jewels
31j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1988

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seikata-wm-531fbc47c519