Seiko Cal. 5257 - 888

This Hand-Winding model from 1983 features a 39mm Two-Tone case. Powered by the 5257 caliber with 26j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-3876157ff1a2]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1983

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