Seiko Cal. 5666 - 111

The Seiko 5666-111 represents an important milestone in Seiko's 1969 lineup. Powered by the 5666 caliber with 22j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-b09e708ef6c3]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1969

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