Seiko Cal. 0740 - 566

The Seiko 0740-566 represents an important milestone in Seiko's 1978 lineup. Powered by the 0740 caliber with 17j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-b0a884127220]

Also known as: Sumo, Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1978

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