Login

Country

Cart

Your cart is empty
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½
1.0ct Light Champagne P1 Round Brilliant Diamond on 9ct/18ct Gold Ring K½ - Lost Designer
1.0ct Light Champagne P1 Round Brilliant Diamond on 9ct/18ct Gold Ring K½ - Lost Designer

1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½

Sale price$2,000.00 AUD
Regular price $3,500.00 AUD
RRP $7,800.00
Save $5,800.00

How Layby Works

1

Pay 20%

Deposit

2

We hold it

Item reserved

3

Pay rest

Email link sent

4

Get item

Ship or collect

Perfect for higher-value items with no purchase limits. Unlike Afterpay, Layby works for any amount and you receive your item after full payment.

Payment Details

  • Deposit: 20% upfront (non-refundable)
  • Balance: 4 instalments over up to 8 weeks
  • Payments: we email you a link every 2 weeks — pay directly from your inbox
  • Early payoff: Pay anytime

Example

$2,500 bag = $500 deposit + 4 × $500 payments

Pickup available from our Toorak Store

Usually ready in 24 hours

1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½

1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½

Toorak Store

Pickup available, Usually ready in 24 hours

428E Toorak Road
Toorak VIC 3142
Australia

+61395229884

Condition Score: 9/10 · Excellent condition ⓘ

Product Condition

10/10 — Brand new or unworn

Brand new or unworn. In flawless, pristine condition with no signs of use.

9/10 — Excellent condition

Worn minimally and in excellent condition. May have very minor marks.

8/10 — Very good condition

Light signs of use. Minor wear visible but still presents beautifully.

7/10 — Good condition

Moderate wear from regular use. Still attractive and functional.

6/10 — Fair condition

Noticeable wear throughout. Well-used and loved.

5/10 and below — Significant wear

Visible imperfections present. Please review photos and notes carefully.

SKU: 000764

Condition: In excellent condition with light marks to the band

Condition score: 9

Size: K½

Main stone carats: 1.0

Material: Band 9ct Gold, Diamond setting 18ct white Gold, 1ct Natural Brilliant cut in P1 Clarity and light champaign in colour. secondary Diamonds are 0.2ct TDW S1 Clarity and G/H colour

Inclusions: Valuation Certificate

RRP: AUD $7800.00
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½
1.0ct Round Brilliant Natural Diamond on 9ct/18ct Gold Ring K½ Sale price$2,000.00 AUD
Regular price $3,500.00 AUD
RRP $7,800.00
Save $5,800.00
×

AUTHENTICITY GUARANTEED

Entrupy Certificate of Authenticity
This item includes Entrupy’s certification, guaranteeing 99.1% accurate authentication via AI and microscopy.

Verification Process:

  • 260x magnification scans materials, stitching, and hardware
  • AI compares data against verified luxury goods
  • Tamper-proof certificate confirms legitimacy

Your Guarantee:
Definitive proof this piece is genuine and investment-grade.

AUTHENTICITY GUARANTEED
×

CERTIFIED AUTHENTIC BY LEGITAPP

LegitApp Certificate of Authenticity

This item is 100% authenticated by LegitApp through:

  • Independent review by two professional authenticators
  • High-resolution inspection of materials, stitching, hardware, and branding
  • Serial number/marking verification against brand archives

Includes: LegitApp’s Certificate of Authenticity — definitive proof of legitimacy.

CERTIFIED AUTHENTIC BY LEGITAPP
×

Certified Authentic by Legit Grails

Legit Grails Certificate of Authenticity


This item is 100% authenticated by Legit Grails through:

  • Professional inspection with high-resolution photography
  • Detailed verification of materials, stitching, hardware, and tags
  • Serial number/marking analysis against brand archives

Includes: Legit Grails’ Certificate of Authenticity—definitive proof of legitimacy.

Certified Authentic by Legit Grails

Every item at Lost Designer meets strict verification standards. Bags and wallets are verified via Legitapps using dual human review, AI analysis and 200× microscopic imaging. Watches, designer clothing and high-value jewellery are authenticated through Legit Grails’ expert-reviewed digital portal. All other pieces are inspected in-house by our luxury specialists for brand consistency and quality.

What’s included: Original accessories are clearly listed in each product description. A complimentary Lost Designer dust bag is provided if the original is unavailable.

The Lost Designer Guarantee: Certified items are backed by a 100% refund including return shipping if ever disputed.

Dispatch: All orders ship from our Toorak boutique within 1 business day (excluding weekends and public holidays).

Shipping rates: Australia & New Zealand receive free tracked shipping via Australia Post Express. Worldwide shipping is a flat $49 AUD via EMS Express with full tracking.

Delivery times: Australia orders typically arrive within 1–2 business days after dispatch. International delivery varies by destination.

Click & Collect: Select “Pick Up In-Store” at checkout. Orders are prepared within 24 hours. Please bring your order confirmation and valid ID for collection.

Returns: We offer 7-day returns. A $55 restocking fee applies and return shipping is at the buyer’s expense. Items must be returned unworn, unused and in the exact condition received with all original packaging and inclusions. Returns are not accepted on items sold as brand new.

If your item is not as described: Contact us within 7 days of delivery with your order number and clear photo or video evidence via enquiries@lostdesigner.com.au or Instagram @lostdesignerau. We will review your claim promptly and advise on next steps.

If an item is proven inauthentic: You will receive a full refund, including return shipping, once verified by a trusted third-party authenticator.

Sell with us

Consign your pieces and let us handle authentication, photography and selling.

Sell with us ›

Authenticity

Every item is verified through trusted authentication partners and in-house checks.

Authenticity ›
Instagram Follow Bar
Chat Support

Support
Typically replies within an hour

Hi there 👋

How can I help you?
×