Seiko Cal. 6139 - 167

The 6139-167 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6139 caliber with 25j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-8c61cadb27f1]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1974

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