Seiko Cal. 6231 - 986

Seiko 6231-986

The 6231-986 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6231 caliber with 18j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-82dbccc6f890]

Also known as: Bullhead, Bellmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
41mm
Case Thickness
15.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
18j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1984

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seikata-wm-82dbccc6f890