Seiko Cal. 6621 - 686

This Hand-Winding model from 1972 features a 45mm Gold-Plated case. Powered by the 6621 caliber with 32j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-66f81ac78986]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1972

Related Models

• Seiko 6689-905
• Seiko 6292-630
• Seiko 6122-687
• Seiko 4472-326
• Seiko 7193-875
• Seiko 6624-343
• Seiko 4591-158
• Seiko 5264-814
• Seiko 3838-945
• Seiko 5661-707
• Seiko 0794-974
• Seiko 3835-395