How many grams in a pennyweight?

One pennyweight (dwt) equals 1.55517384 grams—jewelry trade often rounds for quick mental math, but calculators should use the exact factor.

Why do US buyers quote dwt?

Historical convention in jewelry and scrap buying. You can always convert to grams and use the same per-gram spot basis as the rest of MyGoldCalc.

Blog·Units

Pennyweight (dwt) Explained: Gold Value in dwt vs Grams

Pennyweight (dwt) is a unit still common in US jewelry and some buyer quotes. For melt math, you only need to know how dwt relates to grams—then you can use the same USD per-gram logic as everywhere else on this site.

The conversion

1 dwt = 1.55517384 g (troy-system definition). If someone says "5 dwt of 14K," that is 5 × 1.555… grams of metal at 14K purity for melt purposes—before any buyer discount.

Programmatic pages in dwt

Under each karat hub, we list pennyweight slugs (e.g. 1 dwt of 14K, 5 dwt of 14K) with the same live spot basis as gram pages. Open the full index from 14K gold value.

When in doubt, convert

Use our gold weight converter to move between dwt, grams, and troy ounces so your calculator inputs match the scale you actually used.

FAQ

Disclaimer: Melt-style references only—not financial advice or a purchase offer.