Seiko Cal. 4497 - 506

The Seiko 4497-506 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-94f249933827]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1976

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