Seiko Cal. 3840 - 388

This Kinetic model from 1969 features a 41mm Two-Tone case. It features a Cream dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-170e646909ff]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1969

Related Models

• Seiko 3845-304
• Seiko 4457-587
• Seiko 6368-197
• Seiko 4542-205
• Seiko 6278-925
• Seiko 7043-168
• Seiko 6225-123
• Seiko 4416-313
• Seiko 7174-869
• Seiko 5637-401
• Seiko 6675-308
• Seiko 0735-723