Seiko Cal. 3820 - 207

This Spring Drive model from 1989 features a 35mm Gold-Plated case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-6da7604cea7a]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1989

Related Models

• Seiko 4458-966
• Seiko 7087-334
• Seiko 3831-492
• Seiko 4578-541
• Seiko 6665-439
• Seiko 6617-423
• Seiko 6259-372
• Seiko 4487-783
• Seiko 4524-564
• Seiko 4516-611
• Seiko 6111-860
• Seiko 5624-933