Seiko Cal. 6666 - 864

The 6666-864 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6666 caliber with 23j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-f4631445d7d3]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1991

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