Seiko Cal. 5666 - 491

The 5666-491 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5666 caliber with 33j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-2e3753fa4604]

Also known as: Turtle, Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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