Seiko Cal. 7057 - 502

The 7057-502 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-937e8069f1cf]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1971

Related Models

• Seiko 4593-546
• Seiko 4463-406
• Seiko 7147-595
• Seiko 6359-674
• Seiko 4462-318
• Seiko 4462-332
• Seiko 4513-848
• Seiko 7048-263
• Seiko 6359-148
• Seiko 7038-568
• Seiko 6120-167
• Seiko 5260-617