Seiko Cal. 6313 - 958

The 6313-958 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6313 caliber with 31j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-5d518d657929]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1965

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