Seiko Cal. 3812 - 833

This Spring Drive model from 1970 features a 38mm PVD Black case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-665922568242]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1970

Related Models

• Seiko 5658-488
• Seiko 6287-882
• Seiko 6240-231
• Seiko 3853-846
• Seiko 7098-193
• Seiko 7011-950
• Seiko 7064-502
• Seiko 7141-346
• Seiko 3823-370
• Seiko 4460-480
• Seiko 7037-703
• Seiko 5267-109