1. Jewelry Identifier
  2. Platinum melt value
  3. PT999 · 1 troy oz

* Platinum melt value

PT999 1 troy oz melt value today

1 troy oz of PT999 platinum (99.9% pure platinum) is worth about $1,705 in melt value as of October 13, 2026 — a scrap buyer typically pays ~85% of that ($1,449) after refining and margin. That weight is typical of solid platinum chains, heavy bracelets, multi-piece lots.

Published July 11, 2026 · Updated October 13, 2026

PT999 · 1 troy oz — live estimate

Melt value
$1,705
Realistic scrap (~85%)
$1,449
Pure platinum content
31.072 g
Per-gram melt
$54.83/g
Purity
99.9% (PT999)
As of
October 13, 2026

The calculation

melt = spot/g × purity × weight(g)
     = $54.88 × 0.999 × 31.1034768
     = $1,705

Scrap buyers typically deduct ~15% for assay and refining, landing near $1,449. Designed or branded pieces can sell for more intact than melted.

What usually weighs about 1 troy oz?

At 1 troy oz, you are usually looking at solid platinum chains, heavy bracelets, multi-piece lots. Confirm the hallmark matches PT999 before you accept a scrap offer — plated lookalikes are worth far less.

Before you sell

  1. Confirm the PT999 stamp (or equivalent fineness mark).
  2. Weigh in grams on a jewelry scale; exclude stones and non-platinum parts.
  3. Compare at least two scrap offers against the $1,449 ballpark above.
  4. Not sure of the metal? Scan it in the Jewelry Identifier app first.

* Frequently asked

FAQ

Q. How much is 1 troy oz of PT999 platinum worth today?
A. About $1,705 in pure melt value as of October 13, 2026. A realistic scrap offer is near $1,449 (~85% of melt) after refining and margin.
Q. How much pure platinum is in 1 troy oz of PT999?
A. PT999 is 99.9% platinum by weight, so 1 troy oz contains about 31.072 g of pure platinum.
Q. How do I calculate PT999 value myself?
A. Multiply today's platinum spot per gram ($54.88) by the purity (0.999) and by the weight in grams (31.1034768). That is $54.88 × 0.999 × 31.1034768 = $1,705.
Q. Is 1 troy oz a normal weight for PT999 jewelry?
A. Yes for solid platinum chains, heavy bracelets, multi-piece lots. Weigh only the platinum — exclude stones and non-platinum findings — before using this estimate.

* Try it

Identify the jewelry in your hand, right now.

Just take a photo — AI reads the metal, gemstone, hallmark, era, and an estimated value range in seconds. First three scans free with a sign-in. Nothing to install.

Identify your jewelry now — free

* Related

Keep exploring