Seiko Cal. 3855 - 918

This Spring Drive model from 1981 features a 34mm PVD Black case. Powered by the 3855 caliber with 18j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-e942204a5d86]

Also known as: Turtle, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

Related Models

• Seiko 4458-254
• Seiko 7050-103
• Seiko 6133-980
• Seiko 0750-827
• Seiko 6247-698
• Seiko 6127-725
• Seiko 6257-720
• Seiko 5673-653
• Seiko 4497-247
• Seiko 4540-501
• Seiko 4519-906
• Seiko 7051-287