Seiko Cal. 6366 - 844

The 6366-844 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6366 caliber with 29j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-da943625a61a]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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