Seiko Cal. 7140 - 577

Released in 1988, the Cal. 7140 with design code 577 was part of Seiko's domestic market collection. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-67158cbb0cae]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1988

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