Seiko Cal. 3812 - 276

The Seiko 3812-276 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-ced6cce09cd9]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

Related Models

• Seiko 6645-151
• Seiko 6110-494
• Seiko 6282-509
• Seiko 0725-426
• Seiko 7137-403
• Seiko 6632-698
• Seiko 7143-630
• Seiko 6615-930
• Seiko 7054-907
• Seiko 6227-828
• Seiko 3828-638
• Seiko 6161-216