Seiko Cal. 6366 - 491

Released in 1974, the Cal. 6366 with design code 491 was part of Seiko's domestic market collection. Powered by the 6366 caliber with 23j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-8346ca0fe3cb]

Also known as: UFO, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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