Seiko Cal. 5255 - 361

This Automatic model from 1966 features a 34mm Two-Tone case. Powered by the 5255 caliber with 22j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-1e7da3e834b6]

Also known as: Monster, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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