Seiko Cal. 6661 - 345

This Automatic model from 1984 features a 37mm Stainless Steel case. Powered by the 6661 caliber with 19j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-f01d93c818b7]

Also known as: Panda, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1984

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