Fine Jewellery

As a purveyor of rare and one-of-a-kind estate jewellery, we are able to offer our clients an extensive range of the finest estate jewels. Here you will be able to view many elegant designer pieces, our incredible range of diamond rings and quality gold items. All of our items come with a recent independent valuation for our customers piece of mind during their online shopping experience with us.

If would like to know more please call us on (07) 3891 3880 or email support@hnco.com.au

Diamond, Australian Sapphire & Opal Ladies Platinum Ring Size J Val $2940

$730

A wonderful ladies Platinum Diamond, Australian Sapphire & Opal set ring, containing 12 grain set Diamonds, 4 @ 2.45mm claw set Sapphires & 2 @ 2.40mm claw set Opals, The ring measures 2.80mm wide & contains elaborate decorative engraving...

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Australian Sapphire, Diamond & Opal Ladies Platinum Ring Size J Val $6010

$1,614

A wonderful ladies Platinum Australian Sapphire, Diamond & Opal set cluster ring, containing one claw set Sapphire & two 3.50mm claw set Opals & 14 claw set Diamonds, The setting is mounted onto a fully engraved band measuring 2.50mm wide,...

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A Fine Pair Of Vintage 18K Solid Gold & Opal Mosaic Set Gentleman’s Cufflinks

$2,197

One fine pair of vintage mosaic set opal cufflinks. Well crafted in 18k solid yellow gold and fitted with 18ct gold ball fixtures. Signed L (omega symbol) F 18K. Total weight 15.7 grams. Measure 20.5mm wide. Hnco are proud to present a...

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Gorgeous Handmade Opal & Sterling Silver Statement Ring with val $2765

$679

Handmade Lightning Ridge Solid Opal set in Sterling Silver. The beautiful freeform opal is elegant and striking and makes a great statement piece. The opal displays bright green flashes of electric green and ocean blues within the grey body tone of...

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Antique Queensland Opal & Rose Cut Diamond Cresent Shape 15ct Brooch Val $4800

$1,833

One impressive and finely made 15ct yellow gold crescent shaped brooch containing nine grain set queensland pipe opals and seventeen grain set diamonds. The brooch displays decorative gallery detailing and is fitted with a hinged brooch pin with safety...

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14k yellow gold filigree South Australian Opal dress ring, val $1900

$506

A ladies unstamped 14ct yellow south Australia white opal set dress ring, consisting of one claw set white seam opal with twisted wire surround and intricate filigree detailed basket mounted onto 2mm wide flat band.. Weight 3.4g and finger size...

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Vintage Opal & Diamond 14k Yellow Gold Ladies Halo Ring Size F Val $3970

$972

One 14ct yellow gold opal & diamond halo ring, containing a four claw set opal, surrounded lower by 16 four claw set diamonds in tapering settings, mounted on a tapering half round band with upswept shoulders that measures 1.8mm...

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Petite VS clarity diamond, 14ct yellow gold, opal & tanzanite pendant, val $2200

Was: $549

Now: $484

Comes with an official valuation dated 1/10/2015 by a registered National Council of Jewellery Valuer for $2200 Australian Dollars. The pendant is set with 4 square cut diamonds, Colour H, Clarity VS with an estimated combined weight of 0...

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Estate blue solid opal 18ct yellow gold & diamond ring, val $1890

Was: $583

Now: $414

A STUNNING ESTATE 18K YELLOW GOLD LADIES SOLID BLUE CABOCHON OPAL & DIAMOND RING, THE DIMENSIONS ARE 2.2MM BAND AT REAR AND SPREADS TO 11.14MM ACROSS THE TOP. TOTAL WEIGHT 6.15G. DO NOT MISS THIS COMPLETE WITH INDEPENDENT VALUATION OF $1890 DATED 3RD...

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Fine Jewellery

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Diamond, Australian Sapphire & Opal Ladies Platinum Ring Size J Val $2940

Australian Sapphire, Diamond & Opal Ladies Platinum Ring Size J Val $6010

A Fine Pair Of Vintage 18K Solid Gold & Opal Mosaic Set Gentleman’s Cufflinks

Gorgeous Handmade Opal & Sterling Silver Statement Ring with val $2765

Antique Queensland Opal & Rose Cut Diamond Cresent Shape 15ct Brooch Val $4800

14k yellow gold filigree South Australian Opal dress ring, val $1900

Vintage Opal & Diamond 14k Yellow Gold Ladies Halo Ring Size F Val $3970

Petite VS clarity diamond, 14ct yellow gold, opal & tanzanite pendant, val $2200

Estate blue solid opal 18ct yellow gold & diamond ring, val $1890

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