Seiko Cal. 6258 - 721

This Spring Drive model from 1985 features a 39mm PVD Black case. Powered by the 6258 caliber with 20j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-75731c7609fa]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1985

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