Seiko Cal. 6312 - 397

Seiko 6312-397

Released in 1998, the Cal. 6312 with design code 397 was part of Seiko's domestic market collection. Powered by the 6312 caliber with 36j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-5a648ccb702c]

Also known as: Bullhead, Helmet

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
8.8mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
30m
Dial Color
Champagne
Jewels
36j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1998

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seikata-wm-5a648ccb702c