Seiko Cal. 6663 - 301

This Quartz model from 1968 features a 40mm Hardlex-Coated Steel case. Powered by the 6663 caliber with 29j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-aa1873fbd62c]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1968

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