Seiko Cal. 6390 - 821

This Kinetic model from 1967 features a 35mm Gold-Plated case. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-4d269dbf1ecc]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1967

Related Models

• Seiko 5215-291
• Seiko 6379-610
• Seiko 5648-527
• Seiko 4561-923
• Seiko 3884-949
• Seiko 6641-321
• Seiko 7198-258
• Seiko 6281-987
• Seiko 7082-259
• Seiko 5292-783
• Seiko 7099-214
• Seiko 6214-345