Seiko Cal. 3812 - 510

The Seiko 3812-510 represents an important milestone in Seiko's 1977 lineup. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-68fd4dbe2d56]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

Related Models

• Seiko 6189-689
• Seiko 5660-199
• Seiko 7197-127
• Seiko 5282-956
• Seiko 7041-543
• Seiko 6165-955
• Seiko 7165-485
• Seiko 0731-683
• Seiko 4441-747
• Seiko 7096-922
• Seiko 0757-811
• Seiko 0762-780