Seiko Cal. 5666 - 106

The 5666-106 is a sought-after Solar piece from Seiko's golden era. Powered by the 5666 caliber with 27j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-4db8552b0e35]

Also known as: Helmet, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1985

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