Seiko Cal. 0740 - 547

Released in 1970, the Cal. 0740 with design code 547 was part of Seiko's domestic market collection. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-bcbc04aa1b26]

Also known as: Silverwave, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1970

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