Seiko Cal. 4440 - 710

Released in 1980, the Cal. 4440 with design code 710 was part of Seiko's domestic market collection. With its 19mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-00ca041fed07]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1980

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