Seiko Cal. 4518 - 657

The Seiko 4518-657 represents an important milestone in Seiko's 1972 lineup. It features a Navy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-37d90aae8e2f]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1972

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