Seiko Cal. 4563 - 399

The Seiko 4563-399 represents an important milestone in Seiko's 1972 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-f17092115e9f]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1972

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