Seiko Cal. 4516 - 306

The Seiko 4516-306 represents an important milestone in Seiko's 1984 lineup. Powered by the 4516 caliber with 19j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-9e30e24d6971]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1984

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