Seiko Cal. 3817 - 518

The Seiko 3817-518 represents an important milestone in Seiko's 1985 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-8d8ef2b836f8]

Also known as: Samurai, Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1985

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