Seiko Cal. 3810 - 913

The Seiko 3810-913 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-5df433cc879c]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1975

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