Seiko Cal. 4493 - 451

The 4493-451 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-487b31af2ceb]

Also known as: Sumo, Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1972

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