Seiko Cal. 3813 - 630

The Seiko 3813-630 represents an important milestone in Seiko's 1987 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-028818c3eb8a]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1987

Related Models

• Seiko 7045-485
• Seiko 4417-401
• Seiko 4428-372
• Seiko 7042-280
• Seiko 5616-851
• Seiko 4499-603
• Seiko 6199-812
• Seiko 4447-987
• Seiko 5275-149
• Seiko 6134-268
• Seiko 5653-774
• Seiko 3862-215