Seiko Cal. 6394 - 990

The 6394-990 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6394 caliber with 29j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-6cbce668c420]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1969

Related Models

• Seiko 6622-167
• Seiko 3867-741
• Seiko 5627-441
• Seiko 5635-527
• Seiko 5632-875
• Seiko 0775-968
• Seiko 5665-339
• Seiko 6148-197
• Seiko 6165-194
• Seiko 6363-402
• Seiko 7155-127
• Seiko 6236-741