Seiko Cal. 6665 - 451

The 6665-451 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6665 caliber with 24j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-04def4f4d7c6]

Also known as: Bullhead, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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