Seiko Cal. 4443 - 513

Released in 1980, the Cal. 4443 with design code 513 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-09dde21cd441]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1980

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