Seiko Cal. 6239 - 820

The 6239-820 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6239 caliber with 20j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-0f5d39633673]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1987

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