Seiko Cal. 6239 - 197

The 6239-197 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6239 caliber with 32j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-c79851bdf5d5]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1978

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