Seiko Cal. 4457 - 780

The 4457-780 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4457 caliber with 32j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-35bd07bd4035]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1989

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