Pennyweight is a standard unit of measurement provided in the precious metals industry. That originated together a unit the the trojan weight device in 15th Century England and remains the traditional for valuing precious steels today.

You are watching: How many grams in a pennyweight of gold

During 15th Century England, the load of one English penny was exactly 1/20th that a troy ounce and 1/240th the a trojan pound of sterling silver. Therefore, there space 20 pennyweights in a trojan ounce and 12 troy ounces in a troy pound.

Although the exact same grain is offered in both the trojan weight system and the much more common avoirdupois device (used in the unified States), a troy ounce is heavier 보다 an avoirdupois ounce, and a troy pound is lighter 보다 an avoirdupois pound. There space 20 pennyweights in a trojan ounce, compared to 31.1 grams in a trojan ounce.

With prices collection per troy ounce through the London fix, calculating a pennyweight price on the spot have the right to be tricky. Come help, we’ve detailed our pennyweight calculator and conversion chart below. Use these tools to aid determine the value of your precious metals.

Pennyweight Calculator

Use our pennyweight calculator to convert the load of your valuable metals into pennyweights (dwt).

An progressed version the this pennyweight calculator, which gives payout quotes, is accessible to our customers who register for an account v us. Indigenous the biggest lot to the smallest collection of scrap jewelry, carry out us with your call information and we’ll follow up through a quote. Contact us today 212-398-1454 to comment on hedging options or stop by and visit united state in the Diamond District. Ours headquarters room at 45 West 47th Street (Exchange).

Pennyweight counter Chart

Need to transform pennyweights to grams? Grams to troy ounces? troy ounces to pennyweights? Download your print quality (pdf) pennyweight conversion chart from Manhattan gold & Silver.

See more: How Many Cups Of Flour In 5 Lb To C), How Many Cups Of Flour Are In A 5Lb Bag Of Flour

PennyweightGramsKilogramsGrains weightTroy ouncesTroy PoundsAvoirdupois ouncesAvoirdupois poundsKarats
1 pennyweight11.5520.0016240.050.0041666670.05490.0034287.77587
1 gram0.6410.00115.430.03220.0026792410.03530.0022045
1 kilogram643.01100011543232.1512.6792235.2742.204625000
1 grain0.040.060.0000610.0020.0001730.02290.0001420.323995
1 trojan oz2031.1040.0311548010.0833331.09710.068571155.517
1 trojan lb240373.240.3732576012113.1660.8228571866.208
1 oz avoid18.23028.350.0284437.520.9120.07595410.062499141.747
1 lb avoid291.68453.590.45367000.3214.5831.215271612267.961
1 karat0.130.20.00023.090.006430.0005350.007050.000441



subscribe to our news to acquire updates concerning our business and precious metal refining.