Seiko Cal. 6366 - 813

The 6366-813 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6366 caliber with 33j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-d57c3dac7a02]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1973

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