Seiko Cal. 5681 - 728

The 5681-728 is a sought-after Solar piece from Seiko's golden era. Powered by the 5681 caliber with 29j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-f1e6fca4aad4]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1996

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