Seiko Cal. 5666 - 749

This Solar model from 1987 features a 42mm Titanium case. Powered by the 5666 caliber with 29j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-5d8ae447efd8]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1987

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