Seiko Cal. 6663 - 850

The 6663-850 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6663 caliber with 23j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-8234835ed820]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1973

Related Models

• Seiko 6669-826
• Seiko 6390-817
• Seiko 6375-613
• Seiko 6676-124
• Seiko 5226-967
• Seiko 7083-770
• Seiko 5619-588
• Seiko 0788-954
• Seiko 0721-228
• Seiko 6111-930
• Seiko 7191-992
• Seiko 6641-683