Seiko Cal. 6313 - 367

The 6313-367 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6313 caliber with 30j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-c7f72cd226d6]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1977

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