Seiko Cal. 6257 - 457

The 6257-457 is a sought-after Solar piece from Seiko's golden era. Powered by the 6257 caliber with 28j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-6b411c92f0b9]

Also known as: Turtle, World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1979

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