About Necklaces
Explore authenticated pre-owned designer necklaces, including iconic luxury designs and fine jewellery. Materials, measurements, condition and any original box or paperwork are clearly documented for each piece.
The Lost Designer standard
Pre-Owned Designer Necklaces
Discover authenticated pre-owned designer necklaces, chains and pendants selected for their craftsmanship and individual condition. Compare chain length, pendant dimensions, metal, hallmarks, stones, clasp condition and exact original inclusions on each listing.
Each designer necklace is reviewed by two authenticators and authenticated through LegitApp. We inspect the metal, hallmarks, engravings, settings, stones, clasps and construction where applicable, then document condition and wear with detailed descriptions and clear photography.
Each item is one of a kind. Shop online with complimentary, tracked and fully insured express delivery across Australia, or inspect a piece at our Toorak boutique during opening hours—no appointment is required.
Authentication you can hold
Confidence with every designer necklace
two authenticators
Every designer necklace is independently reviewed by two authenticators before it is offered for sale.
LegitApp authenticated
Our authentication process for each designer necklace is completed through LegitApp and supported by detailed item inspection.
Physical certificate
Every item comes with a physical authenticity certificate for your records and peace of mind.
Designer Necklaces buying guide
Frequently asked questions
How does Lost Designer authenticate pre-owned designer necklaces?
Every designer necklace is reviewed by two authenticators and authenticated through LegitApp before it is offered for sale. A physical authenticity certificate is included with every item.
Read our authenticity promiseHow is the condition of each designer necklace assessed?
We assess the metal surfaces, hallmarks, engravings, clasps, fastenings, settings, stones, chains and links where applicable. The listing documents visible scratches, tarnishing, dents, plating wear, loose or missing elements, repairs, alterations and resizing where identifiable.
Does each designer necklace include its original box or paperwork?
Every jewellery piece includes a physical authenticity certificate from Lost Designer. Original brand inclusions—such as the box, pouch, certificate, receipt, care booklet or service and repair documentation—vary by item and are listed precisely in the individual product description.
Can I inspect a designer necklace at the Toorak boutique?
Yes. Visit us at 428E Toorak Road, Toorak during opening hours. No appointment is required, although one-of-a-kind pieces can sell at any time.
Plan your visitAre orders tracked and insured in transit?
Yes. Every item we dispatch is tracked and insured in transit. We offer complimentary express delivery across Australia, with orders dispatched from our Toorak boutique within one business day, excluding weekends and public holidays.
View delivery informationCan I purchase a designer necklace using lay-by?
Yes. Secure your item with a 20% non-refundable deposit, then pay the remaining balance across four fortnightly instalments over eight weeks. There are no interest charges or account fees, and you can pay early.
View lay-by termsWhat happens if an item arrives not as described or raises an authenticity concern?
If an item is materially not as described, contact us within seven days of delivery with photo or video evidence. If an item is proven inauthentic, we provide a full refund including return shipping. Change-of-mind returns are not accepted.
View delivery and returnsLost Designer is an independent second-hand dealer. All trademarks remain the property of their respective owners.







































































