Seiko Cal. 4517 - 640

The Seiko 4517-640 represents an important milestone in Seiko's 1989 lineup. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-87e2013d6755]

Also known as: Navigator, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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