Seiko Cal. 4493 - 631

The 4493-631 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4493 caliber with 29j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-e57e7a9030df]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1980

Related Models

• Seiko 6653-488
• Seiko 6127-293
• Seiko 0762-616
• Seiko 7133-806
• Seiko 6344-697
• Seiko 6328-283
• Seiko 0795-988
• Seiko 5641-491
• Seiko 4418-655
• Seiko 7154-107
• Seiko 5286-229
• Seiko 7077-588