Seiko Cal. 6257 - 564

The 6257-564 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6257 caliber with 21j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-7437ddb3cd0b]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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