Seiko Cal. 5238 - 398

This Hand-Winding model from 1971 features a 42mm Two-Tone case. Powered by the 5238 caliber with 33j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-45dfbca43f82]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1971

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