Seiko Cal. 3825 - 857

This Spring Drive model from 1978 features a 37mm PVD Black case. Powered by the 3825 caliber with 27j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-b54bda6bbb16]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1978

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