Seiko Cal. 6674 - 623

The 6674-623 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6674 caliber with 29j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-4a1b178f4c22]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1969

Related Models

• Seiko 0747-176
• Seiko 7198-131
• Seiko 4538-385
• Seiko 7032-172
• Seiko 7071-250
• Seiko 5245-674
• Seiko 0759-852
• Seiko 6679-717
• Seiko 7142-141
• Seiko 4579-457
• Seiko 3885-919
• Seiko 4578-784