Seiko Cal. 4475 - 877

This Spring Drive model from 1972 features a 38mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-f05e21b7720e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1972

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