• NATURAL FIERY IRIDESCENT OPAL GEMSTONE LOOSE 2pcs OVAL CABOCHON

    Two fabulous cabochon loose opal stones with bonded base layer.
    £2.19
    2 bids
    £2.50 postage
    Ending Saturday at 2:55PM BST2d 17h
  • 6 x NATURAl IRIDESCENT OPAL LOOSE GEMSTONES (3.0 mm approx) ROUND CABOCHON-CUT

    Approx 3mm dia x 2-3mm as seen. may be collected from London N12, cash accepted.
    £35.00
    Free postage
    or Best Offer
  • australian opal,2.05cts red red rolling flash AAAcollectors opal ,

    This is one of my personal collection and favorites but unfortunately I'm having to sell some ov my true collector's pieces as red is the hardest colour to form in opals as you need the biggest cylicer spheres to form and the most sort after and expensive colour in opals and in Australian opals it's what every true collector goes after in my whole collection IV only managed to buy this and one other what has full red colour over 80% ov this opal has a stunning red glow what is that in tense even in my last picture i held this coober Peddy opal about 2feet in front of me to show you could see this red gold glow across the room good luck ,last picture to show even from a couple feet away off iPad still see such a strong red gold glow across 85% roughly
    £47.99
    £4.99 postage
    or Best Offer
  • NATURAL IRIDESCENT PAIR OPAL GEMSTONE LOOSE OVAL CABOCHON 8 x 6 mm. RED FIRE

    Hardness on Moha's Scale is 5.5. total Weight of this stone is 1.88 carat. This Will Help To Avoid Any After Sales Confusions.
    £9.99
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  • NATURAL FIERY IRIDESCENT OPAL GEMSTONE LOOSE 2pcs OVAL CABOCHON 6 x 4.9 mm. AAA+

    Hardness on Moha's Scale is 5.5. total Weight of this stone is 1.87 carat. This Will Help To Avoid Any After Sales Confusions.
    £6.99
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  • NATURAL OVAL OPAL GEMSTONES FULL of IRIDESCENT FIRE

    Colour IRIDESCENT WHITE. LUSTRE IRIDESCENT. FIRE OPAL. Product Type NATURAL. Shape OVAL-CABOCHON. Total Weight 1.00 CT. Clarity TRANSLUCENT / FLAWLESS.
    £9.99
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    Only 1 left!
  • NATURAL IRIDESCENT OPAL GEMSTONE 1 piece ROUND CABOCHON 6.1 mm AAA

    Product Specifics: on sale is very attractive iridescent black round cabochon cut natural opal loose gemstone which is un heated & shows no signs of visible inclusions & is of very good quality. Natural Cut Gems.
    £9.99
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    11 watching
  • LAB CREATED WHITE OPALITE GEMSTONES LOOSE OVAL MATCHING PAIR - 12 x 10 mm

    Product Specifics: matching pair of excellent oval cabochon cut lab creaed opalite. Gemstone is lab created. Colour of stone is amazing white with bluish tone. Natural Cut Gems. This Will Help To Avoid Any After Sales Confusions.
    £9.99
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  • NATURAL ROUND MULTI-COLOUR OPAL GEMSTONES LOOSE 5pcs IRIDESCENT FIRE

    Product Specifics: on sale is lot of 5 pieces of very attractive iridescent multicolour (under pen light) round cabochon cut natural opal loose gemstone which are un heated & untreated shows no signs of visible inclusions & are of very good quality.
    £9.99
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  • ethiopian opal black with promenate red colour play 3.230cts ,

    This is a beautiful black Ethiopian Welo desert heated to give it it's black colour,with promenate red colour play opal, hard to show because it's a very dark black with mainly reds all over which don't show up well on camera only bought last week part of a bundle no crazing or cracks really great size over 3 CTS and good luck to lots more reds seen Obviously in direct light or sunlight ,pleas if buy look i.sunlight or strong light as i have just replaced six pictures because sun coming through windows and so much better, better in real life always with opals but specially in my bad pictures ha,
    £13.99
    £2.99 postage
    or Best Offer
  • 2.55 Ct Natural Ethiopian Opal Multi-Fire Loose Play Of Color Oval Cabochon Gem

    Why De Super Diamond India LLP?.
    £13.85
    0 bids
    Free postage
    Ending 4 May at 9:00AM BST8d 11hFrom India
  • 7.03 Ct Natural Opal Very Good Luster Gray With Multi Color Tinge Loose Gemstone

    £7.99
    0 bids
    Free postage
    Ending 4 May at 2:22PM BST8d 16hFrom India
  • 100.00 Cts_DREAM COLLECTOR GEMS SET_100 % NATURAL AUSTRALIAN MINT BLUE OPAL_U/TR

    : 100% Natural Opal. : 100.00 Cts. : Set Mix. : Mint blue. : Oval, Round Faceted. : 27 Pcs. "Loupe-Clean" or "10X clean" ~100% Clean - Exceptional quality with no inclusion(s) visible using a 10X loupe.
    £754.00
    From Thailand
    Free postage
  • 1.45ct MULTI-COLOUR White Fire OPAL Oval 10x8mm NATURAL LOOSE GEMSTONE (375)

    Natural White Fire Opal. Rainbow colour. A beautiful gemstone with excellent fire and beautiful colours! Stone Type None - 100% Natural. Auctiva's FREE Counter. Cut Size We are from Penang, Malaysia.
    £18.00
    From Malaysia
    Free postage
    or Best Offer
  • LARGE 20x15mm OVAL CABOCHON-CUT PEARLISED-WHITE OPALITE GEMSTONE

    This is a large, stunning oval cabochon-cut, lab Opalite gemstone. Standard Cost.
    £0.99
    0 bids
    £1.50 postage
    Ending Sunday at 7:11PM BST3d 21h
  • HUGE 40x30mm OVAL CABOCHON-CUT PEARLISED WHITE OPALITE GEMSTONE

    This is a large, stunning oval cabochon-cut, lab Opalite gemstone.
    £7.22
    Click & Collect
    Free postage
    or Best Offer
  • LARGE 20x15mm OVAL CABOCHON-CUT UNUSUAL PEARLISED WHITE OPALITE GEMSTONE

    This is a large, stunning oval cabochon-cut, lab Opalite gemstone.
    £5.66
    Click & Collect
    Free postage
  • NATURAL OPAL GEMSTONE LOOSE IRIDESCENT OVAL CABOCHON MULTI-COLOUR

    Product Specifics: oval cabochon cut with beautiful iridescent red fire opal Gemstones. Gemstone is untreated & shows no visible inclusions. Hardness on Moha's Scale is 5.5. total Weight of this stone is 3.99 carat.
    £19.99
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  • NATURAL IRIDESCENT FLASHES OPAL GEMSTONES LOOSE PAIR 5 x 5 mm ROUND CUT

    Product Specifics: on sale is this pair of very attractive Natural opals which displays iridescent colours with lovely red flashes & are round cut ready to be mounted in jewellery of your choice. Colour of stone is iridescent flashes of red on white.
    £13.00
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    2 watching
  • opal NATURAL rainbow Welo deset jelly 6.9cts mixed pattern confettil+prism

    Here you have a Natural earth mined ethiopian welo stunning harlequin mix confetti piece for someone private collection or to be settt into Beautiful jewelery, collection or a great size for a ring good luck,it's a nice opal but in the light now because there isn't as much colour play I would want I'm dropping the price but don't think it's a bad opal Because it's beautiful crystal clear jelly opal with multi flickering colour but I would like more and the buyer so I'll drop it to an absolute bargain
    £32.99
    £3.99 postage
    or Best Offer
  • NATURAL MULTI-COLOUR OPAL GEMSTONE CUSHION CABOCHON 14.9 x 2.6 mm AAA IRIDESCENT

    Colour of stone is iridescent multicolour (in strong light). Product Specifics: on sale is very nice natural opal. Gemstone is Natural. Natural Cut Gems. Hardness on Mohs Scale is 5.5. total Weight of this stone is 3.71 carat.
    £14.99
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  • NATURAL IRIDESCENT RED FIRE OPAL GEMSTONE LOOSE ROUND SHAPE 11.1 x 11.1 mm AAA

    Product Specifics: on sale is round cabochon cut gorgeous natural opal which displays adorable iridescent shifting red fire & has no visible inclusions. this stone is unheated & untreate. Natural Cut Gems.
    £14.99
    Top Rated Plus
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  • NATURAL IRIDESCENT AUSTRALIAN OPAL GEMSTONE LOOSE ROUND SHAPE 9.9 x 9.9 mm.

    Product Specifics: on sale is round cut Natural opal which displays white colour & iridescence of red shade it is ready to be mounted in jewellery of your choice. Colour of stone is white with shade of red at circle.
    £11.99
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  • NATURAL MEXICAN YELLOW OPAL GEMSTONE LOOSE LARGE PEAR SHAPE 14.7 X 12.5 mm

    Product Specifics: on sale is this very nice piece of Natural opal which display lovely light yellow colour & is very nice pear cut ready to mount. Colour of stone is light yellow. Natural Cut Gems.
    £9.99
    Top Rated Plus
    Free postage
    Click & Collect
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  • NATURAL YELLOW-FIRE IN WHITE OPAL GEMSTONE LOOSE 13.5 x 9.7 mm EMERALD CUT

    Natural Cut Gems. total Weight of this stone is 5.09 carat. Hardness on Moha's Scale is 5.5. This Will Help To Avoid Any After Sales Confusions.
    £9.99
    Top Rated Plus
    Free postage
    Click & Collect
    or Best Offer
  • black opal 1.36cts promenate red colour play

    This is a beautiful piece of heated black Ethiopian Welo desert opal with great colour play lots of reds but other colour as well, only taken pictures on my iPad not photo shop or play around with pictures in any way so I'm hoping you can see the colour play,a lot ov Black heated opAls Don't really look black but this is a beautiful black deep black like a black diamond, good luck, promenate red green but multi color play all over just taken some pictures in her a lamp that's all wish you could see what I see when taking pictures ja
    £11.99
    £2.99 postage
    or Best Offer
  • 80.52 Ct. Certified Huge Black Gem Crystal Opal VIDEO!

    Extremely large solid black crystal opal cabochon. It has two types of fire depending on viewing angle: green/blue rolling flash fire and green/blue glittering pinfire. The pinfire is very difficult to capture in a picture so it is not very visible on the pictures. With a unusually high hardness of 6.5 on Mohs scale it is a true gemstone opal which is far more rare and valuable then precious opal. Bodytone: N6 / Dark Crystal Brightness: 3 A TGL Gemlab certificate is included. Will be shipped registered and insured with signature confirmation. Shape: Free form cabochon Dimensions: 59.96 x 29.88 x 5.90 mm. Color: Play of Color Transparancy: Highly translucent Hardness: 6.5 Refractive index: 1.45 Origin: Lightning Ridge, Australia Treatment: None.
    £787.71
    0 bids
    Free postage
    Ending Sunday at 9:19PM BST3d 23hFrom Netherlands
  • IRIDESCENT WHITE OPALITE GEMSTONES OVAL SHAPE MATCHING PAIR - 14 x 10 mm

    Product Specifics: matching pair of excellent oval cabochon cut lab creaed opalite. Colour of stone is amazing white with bluish tone. Natural Cut Gems. This Will Help To Avoid Any After Sales Confusions.
    £9.99
    Top Rated Plus
    Free postage
    Click & Collect
    or Best Offer
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