Seiko Cal. 4440 - 615

The Seiko 4440-615 represents an important milestone in Seiko's 1992 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-6e1a1f16e65b]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1992

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