Seiko Cal. 5255 - 948

This Automatic model from 1973 features a 40mm Gold-Plated case. Powered by the 5255 caliber with 21j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-c8023b472d7b]

Also known as: Monster, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1973

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