Seiko Cal. 4557 - 816

The 4557-816 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4557 caliber with 32j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-4d210f653f74]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1994

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