Seiko Cal. 3813 - 872

The 3813-872 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-b9fb08bd3558]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

Related Models

• Seiko 0738-254
• Seiko 4557-156
• Seiko 5630-963
• Seiko 4544-861
• Seiko 0717-556
• Seiko 5232-571
• Seiko 3844-185
• Seiko 6655-870
• Seiko 4564-703
• Seiko 3851-949
• Seiko 7068-206
• Seiko 4570-984