Seiko Cal. 4537 - 722

The Seiko 4537-722 represents an important milestone in Seiko's 1972 lineup. It features a Green dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-0fda6c52c94d]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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