Seiko Cal. 5277 - 431

This Automatic model from 1975 features a 39mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-259a9af5d4cd]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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