Seiko Cal. 4416 - 511

The Seiko 4416-511 represents an important milestone in Seiko's 1974 lineup. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-0409dea1fb52]

Also known as: Bullhead, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1974

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