Seiko Cal. 0740 - 540

Released in 1980, the Cal. 0740 with design code 540 was part of Seiko's domestic market collection. Powered by the 0740 caliber with 18j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-a910ab548e2a]

Also known as: Shogun, Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1980

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