Seiko Cal. 0739 - 172

The Seiko 0739-172 represents an important milestone in Seiko's 1977 lineup. Powered by the 0739 caliber with 30j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-c76d2cd55d95]

Also known as: Samurai, Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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