Seiko Cal. 6623 - 446

The Seiko 6623-446 represents an important milestone in Seiko's 1975 lineup. Powered by the 6623 caliber with 24j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-12ab109368ce]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1975

Related Models

• Seiko 6395-718
• Seiko 5253-321
• Seiko 4546-840
• Seiko 6366-671
• Seiko 4412-929
• Seiko 0742-164
• Seiko 6146-630
• Seiko 7061-187
• Seiko 0741-103
• Seiko 5651-169
• Seiko 4426-846
• Seiko 6159-798