Seiko Cal. 6393 - 685

The Seiko 6393-685 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-00bbaac39619]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

Related Models

• Seiko 0725-837
• Seiko 5698-906
• Seiko 5621-442
• Seiko 7056-609
• Seiko 6653-162
• Seiko 6681-924
• Seiko 6341-668
• Seiko 7014-936
• Seiko 5259-433
• Seiko 6186-407
• Seiko 6243-390
• Seiko 4480-151