Seiko Cal. 5285 - 435

This Spring Drive model from 1987 features a 39mm PVD Black case. Powered by the 5285 caliber with 27j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-b5fb59664725]

Also known as: Bullhead, Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1987

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