Seiko Cal. 6257 - 688

The 6257-688 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6257 caliber with 34j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-df8c33525aa4]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1969

Related Models

• Seiko 6363-800
• Seiko 3885-229
• Seiko 7021-319
• Seiko 7154-646
• Seiko 5282-701
• Seiko 6191-845
• Seiko 3816-932
• Seiko 4479-261
• Seiko 6338-991
• Seiko 0767-802
• Seiko 7045-187
• Seiko 5647-535