Seiko Cal. 4440 - 673

Released in 1989, the Cal. 4440 with design code 673 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-78001bf75ca4]

Also known as: Bullhead, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

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