Seiko Cal. 3820 - 399

This Kinetic model from 1978 features a 41mm Gold-Plated case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-d4caa9634f96]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1978

Related Models

• Seiko 0751-517
• Seiko 0796-228
• Seiko 5641-157
• Seiko 4567-911
• Seiko 7135-851
• Seiko 6234-956
• Seiko 4554-375
• Seiko 5698-667
• Seiko 6662-167
• Seiko 5286-441
• Seiko 4581-981
• Seiko 4410-435