Seiko Cal. 6399 - 671

The Seiko 6399-671 represents an important milestone in Seiko's 1995 lineup. Powered by the 6399 caliber with 20j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-8f3eec63ac8a]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1995

Related Models

• Seiko 6267-612
• Seiko 6362-305
• Seiko 7022-478
• Seiko 3889-583
• Seiko 6110-375
• Seiko 0752-738
• Seiko 5211-945
• Seiko 5611-239
• Seiko 5235-856
• Seiko 3847-873
• Seiko 0791-488
• Seiko 5620-926