Seiko Cal. 3813 - 804

The 3813-804 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-fd42503b8c25]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

Related Models

• Seiko 5683-942
• Seiko 6277-733
• Seiko 6344-946
• Seiko 5652-639
• Seiko 0759-994
• Seiko 7024-232
• Seiko 6336-682
• Seiko 3894-855
• Seiko 4594-389
• Seiko 0775-290
• Seiko 7121-987
• Seiko 6660-713