Seiko Cal. 7057 - 530

The 7057-530 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7057 caliber with 31j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-8b83e78b47e4]

Also known as: Bullhead, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1971

Related Models

• Seiko 0733-741
• Seiko 6338-682
• Seiko 6274-470
• Seiko 6358-366
• Seiko 5642-700
• Seiko 3877-429
• Seiko 7063-937
• Seiko 5682-789
• Seiko 3859-344
• Seiko 6277-209
• Seiko 3851-192
• Seiko 4557-526