Seiko Cal. 4576 - 691

The Seiko 4576-691 represents an important milestone in Seiko's 1967 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5c0ac4f144b0]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1967

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