Seiko Cal. 6665 - 781

The 6665-781 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6665 caliber with 35j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-b99eaf39f9e3]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1966

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