Seiko Cal. 6399 - 678

Released in 1997, the Cal. 6399 with design code 678 was part of Seiko's domestic market collection. Powered by the 6399 caliber with 28j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-14a7583c7b35]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1997

Related Models

• Seiko 6143-203
• Seiko 7174-748
• Seiko 4547-352
• Seiko 3860-507
• Seiko 5272-423
• Seiko 7140-370
• Seiko 6313-885
• Seiko 7158-836
• Seiko 4513-734
• Seiko 6173-942
• Seiko 6167-514
• Seiko 6648-616