Seiko Cal. 4416 - 730

The Seiko 4416-730 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-13938f17657b]

Also known as: Rally, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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