Seiko Cal. 7131 - 396

This Hand-Winding model from 1971 features a 45mm Gold-Plated case. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-8b72b9c06fd4]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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