Seiko Cal. 3889 - 797

This Hand-Winding model from 1991 features a 37mm PVD Black case. Powered by the 3889 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-e62204ab74bd]

Also known as: Tuna, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1991

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