Seiko Cal. 7057 - 526

The 7057-526 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7057 caliber with 20j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-6c93715ea7bd]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1996

Related Models

• Seiko 5675-167
• Seiko 6230-982
• Seiko 4495-894
• Seiko 3857-256
• Seiko 7178-458
• Seiko 6393-133
• Seiko 3842-678
• Seiko 5689-796
• Seiko 4414-145
• Seiko 0714-594
• Seiko 7193-650
• Seiko 0747-449