Seiko Cal. 6664 - 108

The 6664-108 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6664 caliber with 17j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-f3a91bca8f7b]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1975

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