Seiko Cal. 3851 - 485

This Automatic model from 1970 features a 42mm Stainless Steel case. Powered by the 3851 caliber with 21j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-0dd6bed79841]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

Related Models

• Seiko 0782-936
• Seiko 7013-522
• Seiko 6344-378
• Seiko 0768-508
• Seiko 6322-804
• Seiko 3811-139
• Seiko 6371-592
• Seiko 4581-123
• Seiko 7198-652
• Seiko 6617-375
• Seiko 5616-122
• Seiko 4526-870