Seiko Cal. 5258 - 260

This Hand-Winding model from 1977 features a 37mm Two-Tone case. Powered by the 5258 caliber with 27j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-b8257371f82b]

Also known as: Samurai, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1977

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