Seiko Cal. 5610 - 423

The Seiko 5610-423 represents an important milestone in Seiko's 1966 lineup. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-78be882f34d4]

Also known as: Rally, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1966

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