Seiko Cal. 3812 - 679

The Seiko 3812-679 represents an important milestone in Seiko's 1965 lineup. Powered by the 3812 caliber with 17j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-a4567a2258b7]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1965

Related Models

• Seiko 0781-659
• Seiko 0787-963
• Seiko 7099-540
• Seiko 6610-862
• Seiko 6225-846
• Seiko 3888-721
• Seiko 6641-515
• Seiko 6625-450
• Seiko 4464-406
• Seiko 4495-887
• Seiko 5627-366
• Seiko 7092-338