Seiko Cal. 4564 - 487

Released in 1981, the Cal. 4564 with design code 487 was part of Seiko's domestic market collection. Powered by the 4564 caliber with 28j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-e52fb41fa724]

Also known as: Sumo, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1981

Related Models

• Seiko 6697-677
• Seiko 5665-997
• Seiko 4462-248
• Seiko 6348-257
• Seiko 6226-105
• Seiko 5259-987
• Seiko 5686-548
• Seiko 6151-689
• Seiko 6332-316
• Seiko 5643-910
• Seiko 6334-898
• Seiko 4568-769