Seiko Cal. 3851 - 279

This Hand-Winding model from 1967 features a 44mm PVD Black case. Powered by the 3851 caliber with 31j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-e92c951cf239]

Also known as: Crown, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1967

Related Models

• Seiko 6237-380
• Seiko 5668-784
• Seiko 5275-956
• Seiko 5249-849
• Seiko 7012-955
• Seiko 7022-571
• Seiko 6155-692
• Seiko 4568-662
• Seiko 5666-654
• Seiko 7076-545
• Seiko 0745-954
• Seiko 7137-105