Seiko Cal. 3879 - 550

This Spring Drive model from 1998 features a 37mm Titanium case. Powered by the 3879 caliber with 21j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-efdfdda5fecd]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1998

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