Seiko Cal. 6669 - 747

The 6669-747 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6669 caliber with 31j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-bf5006d647e9]

Also known as: Goldfeather, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1977

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