Seiko Cal. 4527 - 657

This Spring Drive model from 1991 features a 45mm Gold-Plated case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-089555c60aa1]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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