Seiko Cal. 3851 - 985

This Spring Drive model from 1981 features a 42mm Gold-Plated case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4d331acd03bb]

Also known as: Crown, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1981

Related Models

• Seiko 7025-347
• Seiko 6379-745
• Seiko 7059-868
• Seiko 4411-907
• Seiko 3855-934
• Seiko 4468-971
• Seiko 4492-893
• Seiko 4539-880
• Seiko 5275-227
• Seiko 6622-177
• Seiko 3812-342
• Seiko 5217-608