Seiko Cal. 4438 - 730

Released in 1997, the Cal. 4438 with design code 730 was part of Seiko's domestic market collection. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-ce051fa42d8e]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1997

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