Seiko Cal. 5657 - 527

The 5657-527 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-2f374097402c]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1987

Related Models

• Seiko 3860-521
• Seiko 7028-234
• Seiko 4461-402
• Seiko 5263-598
• Seiko 6122-528
• Seiko 6336-801
• Seiko 6169-491
• Seiko 0722-993
• Seiko 4414-569
• Seiko 6296-662
• Seiko 7172-376
• Seiko 7094-421