Seiko Cal. 3856 - 772

The Seiko 3856-772 represents an important milestone in Seiko's 1973 lineup. Powered by the 3856 caliber with 26j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-093447730d80]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1973

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