Seiko Cal. 6312 - 983

Seiko 6312-983

The Seiko 6312-983 represents an important milestone in Seiko's 1991 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9bf3be9b74ec]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
15.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Champagne
Jewels
21j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1991

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