Seiko Cal. 3856 - 673

The Seiko 3856-673 represents an important milestone in Seiko's 1988 lineup. Powered by the 3856 caliber with 19j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-a3eef5d97e68]

Also known as: UFO, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1988

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