Seiko Cal. 6620 - 660

The Seiko 6620-660 represents an important milestone in Seiko's 1969 lineup. Powered by the 6620 caliber with 30j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-d0036c4a71c4]

Also known as: Pogue, UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1969

Related Models

• Seiko 6669-951
• Seiko 7066-119
• Seiko 7062-985
• Seiko 6632-523
• Seiko 5266-429
• Seiko 6245-389
• Seiko 6642-665
• Seiko 3873-713
• Seiko 6119-232
• Seiko 6381-258
• Seiko 0747-271
• Seiko 5210-220