Seiko Cal. 7131 - 651

This Hand-Winding model from 1982 features a 36mm Gold-Plated case. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-b710448439e2]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1982

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