Seiko Cal. 3858 - 271

This Spring Drive model from 1971 features a 40mm Hardlex-Coated Steel case. Powered by the 3858 caliber with 30j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-0fc4615004bd]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1971

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