Seiko Cal. 6139 - 957

The 6139-957 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6139 caliber with 20j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-75b6967eec3c]

Also known as: Samurai, Panda

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1989

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