Seiko Cal. 6631 - 989

Seiko 6631-989

The Seiko 6631-989 represents an important milestone in Seiko's 1982 lineup. Powered by the 6631 caliber with 26j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-0d7b28deff99]

Also known as: Turtle

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Cream
Jewels
26j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1982

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