Seiko Cal. 3856 - 275

This Spring Drive model from 1974 features a 36mm PVD Black case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-4bc1e7d42f7a]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1974

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