Seiko Cal. 5657 - 571

The Seiko 5657-571 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-ff0a01eac7c1]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

Related Models

• Seiko 7172-146
• Seiko 5257-311
• Seiko 5658-949
• Seiko 0770-993
• Seiko 5286-181
• Seiko 7118-468
• Seiko 5691-188
• Seiko 7121-640
• Seiko 4416-347
• Seiko 6319-431
• Seiko 5641-207
• Seiko 0711-412