Seiko Cal. 5671 - 311

This Hand-Winding model from 1977 features a 43mm Gold-Plated case. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-b0f19fd24427]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

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