Seiko Cal. 3899 - 173

The Seiko 3899-173 represents an important milestone in Seiko's 1971 lineup. Powered by the 3899 caliber with 32j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-9223cf311e26]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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