Seiko Cal. 4443 - 745

The Seiko 4443-745 represents an important milestone in Seiko's 1977 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-09ef0eb4d9dc]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1977

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