Seiko Cal. 5631 - 775

Seiko 5631-775

The 5631-775 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-bd5b492c42bc]

Also known as: Golden Tuna, Emperor

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
25j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1995

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