Seiko Cal. 6331 - 108

Seiko 6331-108

The Seiko 6331-108 represents an important milestone in Seiko's 1987 lineup. Powered by the 6331 caliber with 31j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-29679e29abb2]

Also known as: Monster, Pogue

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
10.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
31j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1987

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