Seiko Cal. 5631 - 981

Seiko 5631-981

The 5631-981 is a sought-after Kinetic piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-1d2193795f7c]

Also known as: Golden Tuna

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Green
Jewels
36j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1998

Related Models

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