Kothari Company Inc

Gorgeous Tiffany & Company Soleste earrings with 3.00 ct. rubellite pear shapes and 0.51 ct. good quality white diamond rounds. Handmade in platinum. Estimated retail is $18,000.

Gorgeous Tiffany & Company Metro bangle with 4.00 ct. good quality blue sapphire round and 1.00 ct. good quality white diamond rounds. Handmade in 18k white gold.

Classic Tiffany & Company key pendant in 18k yellow gold. Length 24". Largest size in this pendant, 2.5". This size is highly sought after because it is difficult to find. The st...

Stunning 8.80 ct. green tourmaline oval with 1.30 ct. good quality, white, and bright diamond rounds. Handmade in platinum. Ring size 6.75.

Beautiful Tiffany & Company big white round pearl ring. Handmade in 18k yellow gold. Ring size 6.5.

Gorgeous fine quality 46.84 ct. tanzanite briolettes with 1.13 ct. good quality, white, and bright diamond rounds and marquise shapes. Handmade in platinum. Comes with paperwork.

Beautiful bracelet with 3 strands of Akoya pearls and white diamond round spacers. Handmade in 18k yellow gold. Strung by hand. Mint condition.

Gorgeous Tiffany True T wide band with 0.99 ct. good quality white diamond rounds. Handmade in 18k yellow gold. Ring size 7.5.

Beautiful 1.76 ct. emerald emerald cut with 0.87 ct. white diamond rounds. Handmade in platinum. Ring size 6.25.

Beautiful 15.94 ct. emerald emerald cuts and rounds and 2.96 ct. white diamond rounds. Handmade in 18k white gold.

Beautiful 3.60 ct. emerald emerald cut with 147 ct. white diamond baguettes and rounds. Handmade in platinum. Ring size 6.25.

Gorgeous 1.70 ct. L VS2 pear shape. Handmade in 18k yellow gold. Length is 18". Comes with GIA certificate.

Gorgeous 28.07 ct. white diamond cushions and rounds IJ VVS - SI. Handmade in 18k white gold. Length is 7"+. Each stone comes with GIA certificate.

Gorgeous 15.26 ct. GHI VVS-VS white diamond emerald cuts. Total of 49 stones that are 0.30 ct. each. Handmade in 18k white gold. Length is 7". Each stone comes with a GIA certifi...

Beautiful 1.03 ct. white diamond rounds with 1.85 ct. yellow diamond rounds. Handmade in 18k white gold. Ring size 6.75.

Stunning 47.62 ct. HI VS-SI white diamond rounds. Each stone is 0.70 ct with a total of 68 stones. Handmade in 18k white gold. Length is 16".

Gorgeous 26.36 ct. bright blue sapphire rounds. Total of 52 stones that are 4 - 6mm each. Handmade in 18k yellow gold. Length is 16".

Stunning 7.07 ct. Unheated Burma blue sapphire cabochon round with 1.79 ct. good quality white diamond half moons. Handmade in platinum. Ring size 6.75+. Comes with GIA certificate.

Gorgeous 34.70 ct. yellow diamond radiants with good quality white diamond rounds. Handmade in 18k yellow gold. Length is 7.25".

Gorgeous 9.50 ct. pear shape diamond. Handmade in 18k yellow gold and set sideways in the east to west setting. Ring size 6.5.

Beautiful 4.04 ct. IJ SI white diamond cushions. One stone is J SI1 and one stone is I SI1. Handmade in 18k yellow gold. Comes with GIA certificates.

Beautiful 5.19 ct. diamond marquise. Set in a handmade 18k yellow gold bezel and chain. Length is 18.5".

beautiful 21.30 ct. HIJ VVS-VS white diamond asscher cuts. Handmade in 18k yellow gold and black rhodium. Total of 21 stones, each one is about 1.00 ct. Length of bracelet is 6.5"...

Beautiful 3.90 ct. I VVS-VS white diamond rounds. Total of 13 stones, each one is 0.30 ct. Handmade in black rhodium and 18k yellow gold. Ring size 6.75+. Each stone comes with a...

Beautiful 7.51 ct. DEF SI1-SI2 white diamond ovals. Total of 15 stones, each one weighs 0.50 ct. Each stone comes with a GIA certificate. Handmade in 18k white gold. Ring size 6+.

Gorgeous 4.64 ct. S-X VVS radiant cut diamonds. Handmade in 18k yellow gold with push back setting. GIA certificates included.

Gorgeous 5.66 ct. HI IF-VS2 white diamond emerald cuts. Total of 14 stones, each one is 0.40 ct. Handmade in 18k white gold. Ring size 6.5. GIA certificates included.

Gorgeous vintage Tiffany & Company Airedale Terrier pendant handmade in 14k yellow gold.

Beautiful estate Tiffany & Company white diamond necklace handmade in platinum. Length is 15".

Beautiful ring featuring 3.50 cts of unique pinkish purple amethyst rounds in a handmade 18k rose gold mounting. This design elongates the fingers. There is a designer stamp, but i...

Beautiful 2.58 ct. white diamond rounds. Handmade in 18k white gold. Signed by Visconti. Ring size 9.

Gorgeous Angela Cummings for Tiffany & Company positive and negative black inlay bangle handmade in 18k yellow gold.

Beautiful estate Tiffany & Company white diamond round band ring. Handmade in platinum. Ring size 5. Comes with original box.

Gorgeous estate Tiffany & Company earrings by Paloma Picasso. Nice big bright green malachite cabochons hand set in 18k yellow gold.

Gorgeous Tiffany & Company charm bracelet with 6 diamond star charms in platinum. A fun addition to any collection. Easy to stack with other bracelets and watch or wear on it's own.

Gorgeous estate Tiffany & Company tennis necklace with 87 white diamonds that are fine quality and bezel set. Approximate retail for this piece is $45,000. Handmade in platinum. Leng...

Stunning Tiffany & Company two tone gold bracelet with good quality, white diamonds weighing 3 carats. Length of bracelet is 7.5". Perfect for daily wear or stacking with a watch o...

Fabulous clip on sunflower white pearl and diamond earrings in platinum and 18k yellow gold. These earrings have 0.15 cts of petite round diamonds and a handcrafted mounting. Perfect...

Classic with a modern twist, this bracelet has 2.15 carats of good quality white and bright diamonds. Handmade mounting in platinum. Length of bracelet is 7".

Unique Ippolita estate ring featuring an oval cabochon mother of pearl in a handmade 18k yellow gold mounting. Simple yet powerful, this ring is versatile and easy to wear for any ev...

This estate black opal oval ring is stunning! Showcasing a 15.49 ct black opal oval with gorgeous greens and blues along with 3.56 cts of good quality, white, and bright diamond rou...

Superb multicolor black opal round weighing 5.43 cts with 1.33 cts of good quality white diamond baguettes and rounds in a handmade platinum mounting. Ring size is 6. Nicely made wit...

Stunning 16.77 ct emerald emerald cut with a nice deep green color and good crystal. 1.06 cts of good quality diamond rounds (64 diamonds) in a handcrafted platinum mounting that is...

Gorgeous 100 carat deep purple amethyst pear shape hanging off of a thick, beautifully designed 18k yellow gold chain. This necklace is classy, substantial, and daring! Perfect for...

Stunning estate bypass ring featuring 6.50 carats of black and white diamond rounds in a handmade 18k white gold mounting. Ring size is 7.5. Perfect for any occasion and comfortabl...

Classic and simple Cartier collar stays in 14k yellow gold.

Unique Bulgari estate letter opener made of lapis lazuli and 18k yellow gold. Handmade and in excellent condition.

Gorgeous estate deep hue blue sapphire pear weighing 2.91 cts with 0.80 cts of good quality, white, and bright diamond baguettes and rounds. Handmade in platinum with approximately ...

Beautiful bright green emerald emerald cut weighing 0.85 cts with 1.04 cts of white diamond rounds and baguettes in a classic design. Handmade in platinum with approximately 8.60 gr...

Stunning estate bangle showcasing deep green emeralds in multi shapes and 1.60 cts of good quality, white, and bright diamond rounds. Handmade in 18k yellow gold. Floral design is ...

Beautiful deep green 3.10 ct oval cabochon jade with 0.48 cts of white and bright diamond rounds in a handmade platinum mounting. Ring size is 5.75 with approximately 9.50 grams of m...

Gorgeous estate ring featuring a 6 carat aquamarine oval with 1.85 ct good quality white and bright diamond baguettes and rounds. The aquamarine is the perfect blue with a nice cryst...

Gorgeous estate black opal ring with 1.47 cts of good quality white diamonds and a 1.97 ct. black opal oval. This ring is handmade in platinum in a size 6. Really pretty colors run...

Gorgeous Cartier estate pink coral oval cabochon and carved chalcedony ring in 18k yellow gold. Diamond weight is 0.20 cts. Very unique design and easy to wear day or evening. Size 3...

Gorgeous estate black opal pendant necklace showcasing a 3.10 carat opal with 0.93 carats of good quality white and bright diamonds. Handmade mounting. 22" chain in 18k white gold....

There are 49 pearls in this amazing Mikimoto estate pearl necklace. Pearl have beautiful luster and have slight graduation in size. 0.04 cts of good quality white diamond rounds with...

From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue,  Featuring one of the rarest Natural Rubies in the world. This ruby has r...

This vivid pink imperial topaz ring -hand-crafted in England over 180 years ago- is one of the rarest and most unapologetically regal rings you will ever encounter. A size 10.5 ring,...

A romantic, collector level three stone ring crafted to honor past, present, and future, this 6.59 carat cushion cut Imperial topaz diamond ring is handcrafted in a refined combinati...

A pair of late Georgian open-work diamond drop earrings, set with three graduating old brilliant-cut diamonds, the principal pear shaped diamonds weighing approximately 3.5 carats th...

This is a genuinely impressive and rather spectacular ring. It features a large, cushion-cut reddish-orange precious topaz that has been certified natural, untreated and with a Brazi...

A beautiful Cocktail Ring featuring a Natural 7.34 Carat Imperial Topaz and 1.00 carats Diamond Accents set in Platinum. Imperial Topaz are described as Topazes with a medium reddish...

This lovely contemporary ring is made in 14k yellow gold and contains diamonds and Imperial Topaz, Precious Topaz. With .60 twt round cut, SI1 clarity, G color diamonds and 6.00 ct ...

Amazing retrò necklace mounted with a strand of beads of turquoise and a clasp in silver. This necklace was totally handmade by Italian master goldsmiths and it is in perfect condit...

A one-of-a-kind cocktail ring featuring a rare GIA-certified Fancy Brown Yellow marquise-cut diamond. This special piece from our exclusive collection showcases exceptional color an...

Imperial Topaz Magic Allure Imperial topaz is also known as “precious topaz”. It is the most sought after natural topaz Considered to be the colour of the setting sun, imperial topaz...

Rare imperial topaz 100% natural and certified NATURAL GEMSTONE(S): TOPAZ Clarity/Color: Slightly Included/Peachy Cut: Rectangular 13.4mm x 8.1mm Carat: 5.68ct Treatment: none WHA...

A one of a kind 5.23 carat orange pink tourmaline cushion cut ring in 18K rose gold by Merkaba Jewelry Beverly Hills, designed for collectors who appreciate rare color, elegant propo...