Seiko Cal. 6136 - 590

The 6136-590 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6136 caliber with 33j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-dac6e68e90b1]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1971

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