Licensed Estate Platinum Buyers in Los Angeles Since 1980

Sell Estate Platinum in Los Angeles for Cash

South Bay Coin has bought estate, inherited and antique platinum across Los Angeles for over 45 years. Bring the whole box unsorted. We name the metal in front of you before anything goes on the scale, and pay the same day.

Same-Day Cash 45+ Years in Business Free Estate Platinum Appraisal Licensed California Precious Metals Dealer Walk-Ins Always Welcome In-House Refinery
Why South Bay Coin

Where to Sell Estate Platinum in Los Angeles

Families who need to sell estate platinum in Los Angeles have been bringing it to South Bay Coin since 1980. We are a licensed, bonded and insured California precious metals dealer with a public counter in Lawndale, and the platinum that arrives here usually arrives the same way: in a box that also holds gold chains, a few coins, some costume pieces and one or two rings nobody in the family can identify.

That box is where estate platinum quietly loses money, because platinum is the one estate metal that routinely gets paid for as something else. It looks like white gold. It looks like silver. It is often the highest purity object in the entire box, and it is the object most likely to be sorted into the wrong pile by a buyer working quickly. We test every white piece in front of you and say what the metal is before anything is weighed, so nothing gets paid at the wrong metal's rate.

The second question is whether a piece is worth more intact than melted, and it is a question a scrap counter never asks. An Edwardian filigree ring, a signed mounting or a well cut old stone can be worth considerably more assembled than the metal in it. Because we run our own refinery, melting is available to us but it is never the default. Bring your gold, your platinum jewelry and bullion, your coins and any signed and designer pieces in one visit, and everything is appraised at no charge.

Visit Us

Platinum Buyers Near Me in Lawndale

South Bay Coin

Address 16916 Hawthorne Blvd, Lawndale, CA 90260
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Text a Photo (310) 363-2697
Hours Mon-Fri: 10 AM - 5 PM
Sat: 10 AM - 3 PM
Sun: Closed
Areas We Serve Torrance, Redondo Beach, Manhattan Beach, Hermosa Beach, Hawthorne, El Segundo, Inglewood, Gardena, Carson, Palos Verdes, Long Beach, Compton, Lomita, Rolling Hills, and all of Los Angeles County.
How We Value It

How Much Is Estate Platinum Worth?

Estate platinum is valued on two layers, the metal in the piece and, where it applies, what the piece is worth as an object. The metal layer starts with the mark. Platinum is stamped PT950, 950, 900 PT, PLAT or PT900, and 950 means the alloy is 95 percent pure platinum. That is far higher than karat gold, where 14K is 58.3 percent gold, so a small platinum ring frequently holds more precious metal than a larger gold one sitting next to it in the same box.

Platinum is also one of the densest metals in a jewelry box at 21.45 grams per cubic centimeter, so it feels heavy for its size in a way white gold and silver do not. Weight alone is a hint, never a verdict. We confirm the metal with the mark, an acid test and electronic verification, then weigh the piece and price the platinum content against the live market. Stones are handled separately, so a mounting set with old European or rose cut diamonds is valued for the metal and for the diamonds rather than one at the expense of the other.

Unmarked pieces are common in older estates, either because the mark wore away or because the piece predates the marking conventions. An unmarked piece is not a problem here. It is tested like everything else, and you hear the result the same day, whether you sell or not.

Antique and Period Pieces

Is Antique Platinum Jewelry Worth More Than Melt?

Often, yes, and three things decide it. The first is the signature. A maker's mark from one of the great houses changes the piece from metal into an object with its own market, and those marks are small, easy to miss and frequently tucked inside a shank or under a clasp. The second is how the piece was made. Hand pierced filigree and hand applied milgrain are slow work that a cast copy cannot imitate, and a trained eye can separate them in seconds. The third is the stones, because an estate mounting is usually holding more value in its stones than a quick look suggests.

Platinum carried the Edwardian era from 1901 to 1910 and the Art Deco years of the 1920s and 1930s, which is why so much inherited platinum in Los Angeles is lace like, geometric or both. Those pieces are the ones most often melted by mistake, because they are small, dark with age and easy to underestimate. We look at every white metal piece for a signature and for handwork before we ever discuss weight, and if a piece is worth more to a collector than to a refiner, we say so.

What We Buy

Estate Platinum Items We Buy for Cash

We buy estate platinum in any condition and any quantity, from one inherited ring to a full collection. Bent, scratched, missing a stone or out of fashion, it is appraised for everything it holds.

Sell Estate Platinum Rings

Inherited engagement rings, wedding bands, cocktail rings and signet rings, including worn settings and rings that no longer fit anyone in the family.

Sell Art Deco and Edwardian Platinum

Filigree brooches, geometric Deco pieces, milgrain pins, bar pins and lavalieres. Signed work and fine handwork are priced above the metal when they earn it.

Sell Platinum Diamond Jewelry

Platinum mounted necklaces, pendants, tennis bracelets and earrings. The mounting and the stones are appraised separately and both are paid for.

Sell Platinum Coins and Bars

American Platinum Eagles, Canadian Maple Leafs, PAMP Suisse and Valcambi bars, and loose platinum bullion found in a home safe or a bank box.

Our Process

How to Sell Estate Platinum in Three Steps

1

Visit, Call or Text Photos

Walk into our Lawndale showroom at 16916 Hawthorne Blvd with no appointment, call (310) 363-7808, or text photos of the estate pieces to (310) 363-2697.

2

Get a Free Platinum Appraisal

We identify the metal, read the marks, check for a signature and handwork, then weigh each piece in front of you and explain the offer line by line.

3

Get Paid the Same Day

Accept and leave with cash or a check that day. Most visits run about 15 minutes. Bring photo ID and any estate paperwork you already have.

How We Compare

Estate Platinum Buyers vs Pawn Shops vs Estate Sales

Estate platinum reaches three very different kinds of buyer in Los Angeles, and each one prices it differently. Here is what a walk-in visit to our Lawndale counter gives you that the alternatives do not.

How South Bay Coin compares with pawn shops, estate sale companies and mail-in refiners when you sell estate platinum
Feature South Bay Coin Pawn Shops Estate Sale Companies Mail-In Refiners
Separates platinum from white gold Yes Rarely Rarely No
Owns an in-house refinery Yes No No Varies
Prices an antique piece above melt Yes No Sometimes No
Tests and weighs in front of you Yes Sometimes No No
Pays in the visit, not after a sale Yes Yes No No
Clears the rest of the household No No Yes No
Licensed California precious metals dealer Yes Varies Varies Varies
45+ year track record in the South Bay Yes Varies Varies Varies
Client Reviews

What Our Platinum Selling Customers Say

5.0 out of 5 stars
400+ Google Reviews
Rated 5 out of 5 stars

"Very honest and trustworthy. Sold my gold jewelry and a Rolex here. Got paid cash on the spot, way more than I expected."

Erik H. · Redondo Beach, CA
Rated 5 out of 5 stars

"Best place to sell gold in Los Angeles. I went to three other buyers in the South Bay. South Bay Coin offered significantly more."

Diane S. · Torrance, CA
Rated 5 out of 5 stars

"Professional, quick, and fair. The entire process was incredibly easy."

Mark R. · Manhattan Beach, CA
Rated 5 out of 5 stars

"Excellent experience. Great pricing and very knowledgeable staff."

Lisa M. · Lawndale, CA
Proud Members & Affiliations
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Frequently Asked Questions

Common Questions About Selling Estate Platinum

How much is my estate platinum worth in Los Angeles?

Estate platinum is worth its purity times its weight against the live market, plus whatever the piece is worth as an object. Most platinum jewelry is 95 percent pure, much higher than karat gold. Signed and antique pieces can carry collector value on top. Everything is tested and weighed in front of you first.

Where can I sell inherited platinum jewelry near me?

South Bay Coin at 16916 Hawthorne Blvd in Lawndale buys inherited platinum from across Los Angeles County, including Torrance, Redondo Beach and Manhattan Beach. We are open Monday to Friday from 10 AM to 5 PM and Saturday until 3 PM. Walk in with no appointment for a free appraisal and same-day cash.

How do you tell platinum from white gold?

Platinum is much denser, so it feels heavy for its size, and it is naturally white rather than rhodium plated over a yellow alloy. Weight is only a hint. We confirm the metal by reading the mark, running an acid test and using electronic verification, because a wrong call here costs a seller real money.

What hallmarks mean a piece is platinum?

Look for PT950, 950, PT900, 900 PT or PLAT, where 950 means 95 percent pure platinum. In the United States a piece marked PLAT or PT with no number is meant to be at least 95 percent pure. Older estate pieces often lost their marks, so we test rather than trust the stamp.

Do you buy Art Deco and Edwardian platinum jewelry?

Yes. Platinum defined the Edwardian era from 1901 to 1910 and the Art Deco years of the 1920s and 1930s, and those pieces show it in their filigree and milgrain work. We check every period piece for a maker's signature and for genuine handwork before weight is ever discussed.

Is antique platinum worth more than melt value?

Frequently. A signed mounting, hand pierced filigree or a well cut old stone can be worth considerably more assembled than the platinum in it. We run our own refinery, so melting is always available to us, but it is the last option we reach for and never the automatic one on an estate piece.

How do you value estate platinum set with diamonds?

The mounting and the stones are appraised separately, then paid together. Platinum is weighed and priced against the live market, and the diamonds are graded on cut, color, clarity and carat. Old European and rose cut stones common in estate pieces are valued for their antique character, not marked down for it.

Can I sell platinum from a relative's estate?

Yes, and it is a large share of what crosses this counter. Bring photo identification and any estate paperwork you already hold. Each item is appraised on its own and explained out loud, and you are free to sell part of what you brought and take the rest home with you.

Do I need an appointment to sell estate platinum?

No appointment is needed. Walk into the Lawndale showroom during business hours and an appraiser will help you at the counter. If the estate is large, calling (310) 363-7808 ahead lets us set aside dedicated time so the whole lot is valued in one sitting rather than across two trips.

How does selling estate platinum here compare to a pawn shop?

A pawn shop resells estate platinum to a refiner and pays a share of what it expects to receive, and many cannot separate platinum from white gold with confidence. We are the refinery, that middle step is gone, and an antique piece worth more than its metal is recognized rather than melted.

Ready to Sell Your Estate Platinum?

Bring your estate, inherited or antique platinum to our Lawndale counter for a free appraisal. No appointment, no pressure, same-day payment if you accept.