Seiko Cal. 4570 - 827

The 4570-827 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4570 caliber with 31j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-e1697bad0b6b]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1971

Related Models

• Seiko 3819-759
• Seiko 0764-191
• Seiko 6682-181
• Seiko 4491-477
• Seiko 3825-987
• Seiko 6631-791
• Seiko 4552-417
• Seiko 7063-359
• Seiko 3820-153
• Seiko 4464-406
• Seiko 4481-545
• Seiko 7181-704