Seiko Cal. 4531 - 245

This Automatic model from 1967 features a 45mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-bc02ae3945cf]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1967

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