Seiko Cal. 6666 - 903

The 6666-903 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6666 caliber with 17j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-eaca3046af63]

Also known as: Monster, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1974

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