Seiko Cal. 3889 - 750

The Seiko 3889-750 represents an important milestone in Seiko's 1975 lineup. Powered by the 3889 caliber with 19j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-832f85fae0e4]

Also known as: Sumo, Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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