Seiko Cal. 6699 - 763

The 6699-763 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6699 caliber with 35j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-9b06efe03c8e]

Also known as: Panda, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

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