Seiko Cal. 6631 - 927

Seiko 6631-927

This Quartz model from 1992 features a 38mm Hardlex-Coated Steel case. With its 22mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-f32deaec5c78]

Also known as: Tuna, Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
11.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
28j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1992

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