Examples from the Web for pennyweight
"Gold's worth $21 an ounce and that's about a pennyweight, I guess," encouraged Archie.The Pike's Peak Rush|Edwin L. Sabin
A pennyweight, according to the old saying, is enough; for being thus used it bringeth two commodities.
Forty thousand ounces of gold, mates, not a pennyweight less?'Grif|B. L. (Benjamin Leopold) Farjeon
True, she has got no more than her deserts; she has paid for her success, every pennyweight of it, in hard work and self-denial.Grey Roses|Henry Harland
You shall stand on your conditions now; you shall have your pennyweight and full advantage, and the rigour of the pact.Count Hannibal|Stanley J. Weyman