Seiko Cal. 3890 - 628

The Seiko 3890-628 represents an important milestone in Seiko's 1985 lineup. Powered by the 3890 caliber with 20j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-f2bd3f5fff3a]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1985

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