Seiko Cal. 6646 - 199

The Seiko 6646-199 represents an important milestone in Seiko's 1978 lineup. Powered by the 6646 caliber with 29j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-4527783ce752]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

Related Models

• Seiko 4477-377
• Seiko 5632-857
• Seiko 5627-661
• Seiko 6672-174
• Seiko 5275-194
• Seiko 0785-877
• Seiko 5241-518
• Seiko 6166-279
• Seiko 7066-413
• Seiko 7079-670
• Seiko 6636-997
• Seiko 0785-802