Seiko Cal. 0735 - 839

The 0735-839 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0735 caliber with 25j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-1323d75491e8]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1972

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