1 Ct Ruby Loose
2
to
1
41
4
39
26
24
20
11
8
6
5
4
4
3
2
2
2
1
1
1
1
1
1
Sort By
0.8 ct Oval Ruby Mozambique
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.8 cts
Measurements: 6.62x5.49x2.38 mm
Category
2010s Mozambican Loose Gemstones
Materials
Ruby
0.79 ct Oval Ruby Mozambique
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.79 cts
Measurements: 5.68x4.39x3.06 mm
Category
2010s Mozambican Loose Gemstones
Materials
Ruby
0.82 ct Oval Ruby Mozambique
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.82 cts
Measurements: 5.91x5.08x3.10 mm
Category
2010s Mozambican Loose Gemstones
Materials
Ruby
0.83 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.83 cts
Measurements: 5.46x4.55x3.83 mm
Category
2010s Unknown Loose Gemstones
Materials
Ruby
0.85 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.85 cts
Measurements: 6.04x4.69x3.05 mm
Category
2010s Unknown Loose Gemstones
Materials
Ruby
0.98 ct Oval Ruby Thailand
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.98 cts
Measurements: 6.63x4.67x3.32 mm
Category
2010s Thai Loose Gemstones
Materials
Ruby
0.91 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.91 cts
Measurements: 6.88x4.97x2.68 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.71 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.71 cts
Measurements: 6.15x4.60x2.50 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.75 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.75 cts
Measurements: 5.81x4.26x3.04 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.74 ct Oval Ruby Mozambique
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.74 cts
Measurements: 6.18x4.24x3.10 mm
Category
2010s Mozambican Loose Gemstones
Materials
Ruby
0.76 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.76 cts
Measurements: 5.89x4.95x3.04 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.75 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.75 cts
Measurements: 6.00x5.08x2.83 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.79 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.79 cts
Measurements: 5.99x4.51x3.35 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.81 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.81 cts
Measurements: 6.05x4.95x2.83 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
0.67 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.67 cts
Measurements: 5.72x4.72x2.59 mm
Category
2010s Unknown Loose Gemstones
Materials
Ruby
0.89 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.89 cts
Measurements: 7.02x4.94x2.62 mm
Category
2010s Unknown Loose Gemstones
Materials
Ruby
0.78 ct Oval Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.78 cts
Measurements: 5.73x4.63x3.30 mm
Category
2010s Unknown Loose Gemstones
Materials
Ruby
0.84 ct Emerald Cut Ruby Burma
Located in Toronto, Ontario
Description:
Gem Type: Ruby
Number of Stones: 1
Weight: 0.84 cts
Measurements: 6.82x4.74x2.45 mm
Category
2010s Burmese Loose Gemstones
Materials
Ruby
Rare Orange Certified Citrine Loose Gemstone 15.30 Ct Fancy Cut for Pendant
Located in Peshawar, PK
GEMSTONE TYPE: Madeira Citrine
PIECE(S): 1
WEIGHT: 15.30 Carats
SHAPE: Fancy
SIZE (MM): 19.00 x
Category
21st Century and Contemporary Brazilian Contemporary Loose Gemstones
Materials
Citrine
No Reserve
W 0.59 in D 0.43 in L 0.75 in
10.90 Carat Natural Emerald Pear Cabochon Sugarloaf May Birthstone Loose Gem
Located in New York, NY
DETAILS
Emerald Weight: 10.90 CT
Measurements: 18.9 x 15.3 mm
Shape: Pear Cabochon
Color: Green
Category
21st Century and Contemporary American Artisan Loose Gemstones
Materials
Emerald
7.5 Carat Natural Aquamarine Emerald Cut Blue Gemstone March Birthstone
Located in New York, NY
DETAILS
Aquamarine Weight: 7.57 CT
Shape: Emerald-cut
Color: Blue
Hardness: 7.5 - 8
Birthstone
Category
21st Century and Contemporary American Artisan Loose Gemstones
Materials
Emerald, Aquamarine
18 Carat Natural Fire Opal Pear, Fancy Opal, October Birthstone, Orange Gemstone
Located in New York, NY
DETAILS
Fire Opal Weight: 18.19 CT
Measurements: 23.4 x 18.1 mm
Shape: Pear
Color: Intense Orange
Category
21st Century and Contemporary American Artisan Loose Gemstones
Materials
Opal, Fire Opal
1920 Estonian Ring 0.8 ct Ruby Diamonds 56/14K Gold ØUS7.75 / 4.3gr
Located in SE
) and initials of maker.
Natural cabochon cut Ruby Ø 5.5 mm x 3.6 mm / ca. 0.8 ct. , transparent stone
Category
Vintage 1920s Estonian Art Deco Cluster Rings
Materials
Diamond, Ruby, 14k Gold
1920 Anna's Ring natural 0.5 ct Ruby solid 18K Gold US6.25 / 1.35gr
Located in SE
cut natural Red Ruby 5 mm x 4 mm / ca. 0.5 ct. Stone has internal inclusions.
Hallmarked 18K ,maker
Category
Vintage 1920s Swedish Art Deco Cluster Rings
Materials
Ruby, 18k Gold
Antique Butterfly Brooch Pin 2ct Ruby 1.5 ct Diamond 10K Gold Silver / 3.9gr.
Located in SE
/ ca. 1 ct , second Ruby is of sort of transitional oval / old cushion cut ca. 7.25 mm x 4 .5 mm / ca.1
Category
Antique Mid-18th Century European Renaissance Revival Brooches
Materials
Diamond, Ruby, 10k Gold, Silver
Free Shipping
W 0.6 in D 0.2 in L 1.19 in
1901 Nordic Ring 0.7 ct natural Red Ruby solid 18K Gold ØUS5.75 /2.05 gr
Located in SE
mm x 4.5 mm x 3 mm x 3.35 mm deep / ca. 0.7 ct. This Ruby is transparent of a vibrant Red color, very
Category
Antique Early 1900s Swedish Art Nouveau Solitaire Rings
Materials
Ruby, 18k Gold
Antique Ring natural 0.4 ct Ruby Diamonds solid 18K Gold Ø 6US/ 2.7 gr
Located in SE
stones is 10 mm x 7 mm. Ruby Ø 4 mm /ca 0.4 ct with inclusions and internal flaws visible under x 10
Category
Vintage 1920s European Art Deco Cluster Rings
Materials
Diamond, Ruby, Sapphire, 18k Gold
1964 Nordic Ring 0.3 ct Ruby 0.22ctw Diamonds solid 18K Gold Ø 7.5 US/ 2.5gr
Located in SE
/ the maker. Year marks P9 = made in 1964
Ruby 5 mm x 3 mm /ca 0.3 ct , diamonds Ø 3 mm /0.11 ct each
Category
Vintage 1960s Swedish Art Deco Three-Stone Rings
Materials
Diamond, Ruby, 18k Gold, Platinum
Antique Ring 0.2 ct Diamond 0.2ct Ruby solid 14K Rose Gold Silver Ø US5.25/1.6gr
Located in SE
Diamond Ø 3.5 mm / ca.0.2 ct /color G,H/SI in Silver bezel and old cut Ruby in Rose Gold bezel Ø 3 mm / ca
Category
Vintage 1920s European Retro Cluster Rings
Materials
Diamond, Ruby, 14k Gold, Rose Gold, Silver
Vintage Earrings Ruby Diamonds solid 18K Gold /5.3 gr
Located in SE
1 ctw of rubies and 0.6ctw diamonds
Weight: 5.35 grams both.
Fine used condition, no missing
Category
Vintage 1980s European Retro Dangle Earrings
Materials
Diamond, Ruby, White Gold, 18k Gold
Antique Ring Diamond Ruby Sapphire solid 18K Gold ØUS8/ 2.5gr
Located in SE
Sapphire.
Old European diamond cut Diamonds Ø 3.5 mm / 0.21 ct each / color F,G /VS
Baguette cut Rubies
Category
Vintage 1920s European Art Deco Cluster Rings
Materials
Diamond, Sapphire, Ruby, 18k Gold
Antique Halo Ring Ruby Diamonds solid 14K Yellow Gold Ø4.5US / 3.2g
Located in SE
Halo Ring from ca .1920s -1930s with Ruby and 18 Diamonds. Not hallmarked, metal tested 14K.
Crown
Category
Vintage 1920s European Art Deco Cluster Rings
Materials
Diamond, Ruby, 14k Gold
Vintage European stud Halo Earrings Rubies Diamonds solid 18K Gold / 2.63 gr
Located in SE
. 1960s -1970s.
Two bezel set oval cut natural rosy Red Rubies 4 x 3 mm / ca. 03 ct each, both
Category
Vintage 1960s English Retro Stud Earrings
Materials
Diamond, Ruby, 18k Gold
Free Shipping
H 0.4 in W 0.34 in D 0.2 in
Vintage Earrings Diamond Sapphire Ruby Emerald Tourmaline Pearl 18K Gold/10.3gr
Located in SE
ct. each/ 1.2ctw total.
Sixteen pave set Rubies, Sapphires, Emeralds Ø 2mm / 0.04 ct. each / total
Category
Vintage 1970s European Retro Dangle Earrings
Materials
Diamond, Emerald, Pearl, Ruby, Sapphire, Tourmaline, 18k Gold
Free Shipping
Dm 0.4 in L 1.46 in
Vintage Halo stud Earrings 1ctw. natural Ruby 0.65ctw. Diamonds 18K Gold/3.9gr
Located in SE
-1960s. Each floret Ø 11mm x 6mm deep.
Two claw set natural rosy Red Rubies old diamond cut Ø 5 mm / ca
Category
Vintage 1950s English Retro Stud Earrings
Materials
Diamond, Ruby, 18k Gold
Free Shipping
D 0.24 in Dm 0.44 in
Vintage European stud Halo Earrings Rubies Diamonds solid 18K Gold / 2.7 gr
Located in SE
rosy Red Rubies 4. x 3 mm / ca. 025 ct each,
both clear and of good transparency and demonstrate
Category
Vintage 1970s European Retro Stud Earrings
Materials
Diamond, Ruby, 18k Gold
Vintage Ring Ruby Diamonds solid 18K Gold Ring Ø 7.5US / 2.3 gr
Located in SE
Gold.
Crown : 10mm x 6.5 mm deep. Ruby : Ø 2.5 mm / 0.08 ct; six diamonds Ø 1.25 mm / 0.01 ct each
Category
Vintage 1960s European Retro Cluster Rings
Materials
Diamond, Ruby, 18k Gold
Antique German Ring natural 0.7ct Ruby Diamonds solid 14K Gold ØUS9 / 2.8gr
Located in SE
German maker, 585.
Cabochon cut natural Ruby 5.7 mm x 4.5 mm x 2.5 mm deep / ca.0.7 ct.
Two natural old
Category
Vintage 1920s German Art Deco Solitaire Rings
Materials
Diamond, Ruby, 14k Gold
Vintage European stud Earrings Sapphire Emerald Ruby solid 18K Gold / 6.1 gr
Located in SE
cut natural Blue Sapphires, Green Emeralds, and Red Rubies Ø x 2.5 mm each / ca. 0.1 ct each.
Each
Category
Vintage 1970s European Art Deco Dangle Earrings
Materials
Emerald, Ruby, Sapphire, 18k Gold
Free Shipping
W 0.2 in Dm 0.52 in
Antique Ring natural Ruby Emerald Sapphire solid 18K Gold Ø6US/ 1.9gr
Located in SE
Ring for every day in solid 18K Yellow Gold decorated with 3 natural stones : Red Ruby, Green
Category
Vintage 1930s European Art Deco Three-Stone Rings
Materials
Ruby, Blue Sapphire, Emerald, 18k Gold
Antique Imperial Russian Ring solid 56 /14K Gold Diamonds Ruby ØUS5.5 / 3gr
Located in SE
) and initials of maker.
Natural cabochon cut Ruby Ø 5.5 mm x 3.6 mm / ca. 0.8 ct. , transparent stone
Category
Antique Early 1900s Russian Art Deco Cluster Rings
Materials
Diamond, Ruby, 14k Gold
Antique European Ring 0.5ctw Ruby solid 18K Gold Ø 7.5 US / 1.8gr
Located in SE
Antique Ring featuring, band in 18K Yellow Gold, 4 natural pinky red rubies, made ca.1900 s -1930s
Category
Early 20th Century European Art Deco Solitaire Rings
Materials
Ruby, 18k Gold
Antique Mosaic Ring Diamonds Ruby solid 14K Gold Silver US6.75/ 5gr
Located in SE
center is old European cut Ø 2.75 mm x 2 mm deep / 0.09 ct. Total weight of all diamonds : 1 ct
Category
Vintage 1910s European Art Nouveau Cluster Rings
Materials
Spinel, Ruby, Diamond, Silver, Rose Gold, 14k Gold
Imperial Russian 84 Silver Bangle Bracelet natural 2ct Sapphire Ruby Enamel/34gr
Located in SE
surrounded with 12 baguette cut Rubies 2.25 mm x 2 mm /0.045 ct / ca 0.45 ctw. Ornamental divided Black
Category
Antique Early 1900s Russian Art Nouveau Bangles
Materials
Diamond, Ruby, Sapphire, Silver, Enamel
Antique Ring Ruby Diamonds 18K Yellow Gold Platinum Ø 5 US/ 4.4gr
Located in SE
- Pink Ruby accented with 6 rose cut Diamonds.
Hallmarked / tested 18K. European made ca. 1900 s - 1930s
Category
Vintage 1920s European Art Deco Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Yellow Gold, Platinum
Antique Halo Ring 2.5ct Ruby 0.5ctw Diamonds 18K Gold Silver Ø5.25US /4.8 gr
Located in SE
visible under magnification.
13 Diamonds ca. Ø 2 mm / 0,04 ct each / ca. 0.5 ct total.
Ruby with open
Category
Vintage 1930s European Art Nouveau Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Silver
Vintage Necklace 21K Gold 7.8 ctw 12natural Blue Red Green Sapphires Rubies/5.1g
Located in SE
Necklace in solid 21K Gold featuring 12 Green and Blue Sapphires mixed with pinky-red rubies.
All
Category
20th Century European Retro Pendant Necklaces
Materials
Sapphire, Ruby, Green Sapphire, 22k Gold
Free Shipping
L 16.34 in
Vintage Ring Two in One Halo Ruby Sapphire Diamonds 14K Gold /ØUS7.25 /3.9gr
Located in SE
color Sapphire 4.25 mm x 3mm / ca.0.25ct. Natural Ruby of about the same dimensions, also about 0.25ct
Category
Vintage 1960s European Retro Cluster Rings
Materials
Diamond, Ruby, Sapphire, 14k Gold
1905 Antique Ring Ruby Diamonds solid 18K Gold Platinum ØUS 8.7.5 / 3 gr
Located in SE
/ crown measures 14mm x 12.75 mm x 5.25mm deep.
19 Rubies 2mm x 1 mm / ca. 0.035ct each each, one Ruby is
Category
Antique Early 1900s European Art Nouveau Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Platinum
Russian Imperial Halo Ring 1.85ct Diamond Rubies 56 14K Gold Ø US7.5 / 2.8gr
Located in SE
Rubies set in miniature Silver clusters, all also hand cut, measuring 3 mm x 1.5 mm / 0.025 ct each
Category
Antique Early 1900s Russian Art Nouveau Cluster Rings
Materials
Diamond, Ruby, Silver, 14k Gold
1925 Halo Ring natural 0.5ct Ruby 0.3ct Diamonds 18K Gold Platinum ØUS8.25/3.5gr
Located in SE
set Natural Ruby of old European diamond cut : Ø 4.5 mm x 2.75 mm deep / ca. 0.5 ct , color is medium
Category
Vintage 1920s Swedish Art Deco Solitaire Rings
Materials
Diamond, Ruby, 18k Gold, Platinum
Antique Art Nouveau Ring natural Ruby Spinel Diamonds solid 18KGold Ø 9.5US/ 3gr
Located in SE
mm / 0.17 ct each .Color ca. H,G / VVS .
Minor Red stone is natural old oval diamond cut Ruby
Category
Vintage 1910s European Art Nouveau Cluster Rings
Materials
Ruby, Diamond, Spinel, 18k Gold
Antique Ring 0.5 Ruby Diamonds solid 18K Rose Gold Ø4.75 US / 2.2 g
Located in SE
, claw set diamond cut natural Red Ruby stone Ø 4.75 /0.5 ct with inclusions visual under x 10
Category
Early 20th Century European Art Deco Solitaire Rings
Materials
Diamond, Ruby, 18k Gold, Silver
Antique Ring Natural Ruby Diamonds solid 18K Yellow Gold Platinum Ø US6 / 1.9gr
Located in SE
Fine cluster Ruby Ring made between ca.1900 -1930s. Combination of Gold, Platinum Ruby and Diamonds
Category
Antique Early 1900s European Art Deco Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Yellow Gold, Platinum
1929 Nordic Clover Ring solid 18K Gold 1ctw Ruby 0.5ct Diamond Ø 6US/ 2.8gr
Located in SE
.
Two old diamond cut Natural Rubies of fine Red color ca. 4.5 mm x 1.9 mm deep / 0.5 ct each. Rubies
Category
Vintage 1920s Swedish Art Deco Cluster Rings
Materials
Diamond, Ruby, 18k Gold
1924 Art Deco Nordic Ring Diamond Ruby Sapphire solid 18K Gold ØUS 6.5/1.5gr
Located in SE
Rubies, Diamonds, and Sapphires.
Rubies and Sapphires ca 1.8 mm x 1.5 mm /ca 0.03ct each/ demonstrate
Category
Vintage 1920s Swedish Art Deco Solitaire Rings
Materials
Diamond, Ruby, Sapphire, 18k Gold
Antique Hope Love Heart Locket Pendant 82 Diamond Sapphire Ruby Emerald 14K Gold
Located in SE
/ total weight of Diamonds ca. 1 ct.
Total of 10 light Blue Ceylon Sapphires, both old European diamond
Category
Early 20th Century American Art Nouveau Pendant Necklaces
Materials
Sapphire, Diamond, Emerald, Ruby, 14k Gold, Silver
1918 Antique 3 stones Ring Ruby Diamonds 18K Gold Platinum Ø US 8.75 / 3.1gr
Located in SE
Red Ruby ( lab made ) stone Ø 6.75 / ca. 1.25 and two old diamond cut diamonds in Platinum clusters
Category
Vintage 1910s Swedish Art Deco Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Platinum
Antique 18th. cent Ring natural Ruby Diamonds 14K Rose Gold Silver Ø 8US / 4.4gr
Located in SE
Antique Ruby and Diamond Halo Ring.
Likely 18th. century piece, French or German. No hallmarks
Category
Antique 1770s European Baroque Revival Cluster Rings
Materials
Diamond, Ruby, 14k Gold, Silver, Rose Gold
Antique Imperial Russian Ring Diamonds Ruby solid 56 /14K Gold Ø 8US / 2.5 gr
Located in SE
.
Ruby is 4.5 mm x 3.75 mm /ca.0.25 ct + two diamonds ca. 3mm / 0.11ct each. Color ca. M,N / VS. All
Category
Early 20th Century Russian Art Nouveau Cluster Rings
Materials
Diamond, Ruby, 14k Gold, Rose Gold
- 1
Get Updated with New Arrivals
Save "1 Ct Ruby Loose", and we’ll notify you when there are new listings in this category.
1 Ct Ruby Loose For Sale on 1stDibs
Surely you’ll find the exact 1 ct ruby loose you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Frequently made of gold, 14k gold and 18k gold, this item was constructed with great care. Find an antique version now, or shop for 24 vintage or 24 modern creation for a more contemporary example of these cherished accessories. If you’re looking for a 1 ct ruby loose from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 20th Century while another version may have been produced as recently as the 21st Century. A 1 ct ruby loose can make for a versatile accessory, but a selection from our variety of 33 ruby versions can add an especially stylish touch. See these pages for a brilliant cut iteration of this accessory, while there are also old european cut cut and oval cut cut versions available here, too. If you’re browsing our inventory for a 1 ct ruby loose, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.
How Much is a 1 Ct Ruby Loose?
Prices for a 1 ct ruby loose can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $320 and can go as high as $9,000, while this accessory, on average, fetches $700.