Seiko Cal. 6172 - 339

The Seiko 6172-339 represents an important milestone in Seiko's 1988 lineup. Powered by the 6172 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-a90cc2a945a7]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1988

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