Seiko Cal. 6699 - 864

The 6699-864 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6699 caliber with 20j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-8a7aacac85fe]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

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