Seiko Cal. 3813 - 506

The Seiko 3813-506 represents an important milestone in Seiko's 1997 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-407f0a1b8f47]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1997

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