Seiko Cal. 4440 - 305

The Seiko 4440-305 represents an important milestone in Seiko's 1984 lineup. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-9fb2e9ef06ec]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1984

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