Circa 1690 and only 3 inches tall, these are exceptionally rare and desirable.
There is a nearly identical example illustrated:

Shiffer, Peter, Nancy and Herbert. The Brass Book. Exton, PA: Shiffer Publishing, Ltd.:, 1978. Page 210, Example A.

Provenance:  Ex Collection, Price P. Glover

Condition: Overall fine condition. Wear commensurate with age and use. Residue within the candlecups and few traces of oxidation or other discoloration. Each with slight dings and minor dents to the rim of the foot, the drip pan and the nozzle. One drip pan shows a 1.5 inch line across the top with the underside showing the start of a crack, but not cracked through.