Seiko Cal. 6623 - 120

This Hand-Winding model from 1977 features a 41mm PVD Black case. Powered by the 6623 caliber with 32j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-775c513a5d4c]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1977

Related Models

• Seiko 3848-852
• Seiko 5676-450
• Seiko 3896-837
• Seiko 6124-481
• Seiko 6310-308
• Seiko 6652-262
• Seiko 5648-507
• Seiko 6638-485
• Seiko 3859-826
• Seiko 4456-943
• Seiko 5226-155
• Seiko 0789-859