Seiko Cal. 6367 - 536

The 6367-536 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6367 caliber with 23j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-aaa33d6071e0]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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