Seiko Cal. 6631 - 215

Seiko 6631-215

This Quartz model from 1985 features a 41mm PVD Black case. Powered by the 6631 caliber with 20j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-a6b00b92ce43]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
41mm
Case Thickness
9.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
40m
Dial Color
White
Jewels
20j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1985

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seikata-wm-a6b00b92ce43