Mason Kay Jade

Featuring (2) carved natural untreated grey, semi-translucent, textured jadeite jade segments, 69.60 X 8.94 mm, accompanied by a Mason Kay Authenticity Report #230624-4158, dated Jun...

Featuring (1) natural untreated translucent, semi-textured, lavender jadeite jade oval cabochon, 27 X 36.38 X 13.24 mm, accompanied by a Mason Kay Authenticity Report #230623-2941, d...

Composed of (67) natural untreated mottled green to white, semi-translucent, textured, 9.0 mm, jadeite jade beads, accompanied by a Mason Kay Authenticity Report #230624-11782, dated...

Featuring (1) natural untreated “red” (orange), semi-translucent, textured jadeite jade cabochon, 13.95 X 18.60 X 8.55 mm, accompanied by a Mason Kay Authenticity Report #230624-1298...

Featuring (2) natural untreated mottled green, translucent, jadeite jade segments, 73.65 X 9.69 mm, accompanied by a Mason Kay Authenticity Report #230623-4903, dated June 23, 2023, ...

Centering one oval natural translucent green jadeite jade cabochon, 12.21 X 10.00 X 3.99 mm, accompanied by a Mason Kay Report, stating Natural Jadeite Jade – No Dye or Impregnation ...

Centering one oval natural bright “apple” green translucent jadeite jade cabochon, 6.37 X 5.25 X 3.08 mm, accompanied by a Mason Kay Report, stating Natural Jadeite Jade – No Dye or ...

Featuring (2) carved natural untreated light green, semi-translucent, textured jadeite jade segments, 79.07 X 9.25 mm, accompanied by a Mason Kay Authenticity Report #230624-4648, da...

Featuring (4) carved natural untreated green, semi-translucent, textured jadeite jade segments, 31.85 X 6.7 mm, accompanied by a Mason Kay Authenticity Report #230624-2364, dated Jun...

Featuring (5) navette-and pear shaped dark green translucent jadeite jade cabochons, accompanied by a Mason Kay Report, stating Natural jadeite Jade - No Dye or Impregnation Detected...

Featuring one natural green, translucent oval cabochon, 9.06 X 14.64 X 5.01 mm, accompanied by a Mason Kay Report, stating No Dye or Impregnation Detected – ‘A’ Jade, surrounded by s...

This mottled orange yellow Natural jadeite jade, accompanied by a Mason Kay Report, stating Natural Jadeite Jade - No Dye or Impregnation Detected – “A” Jade, depicting a coiled drag...

Featuring (2) carved Natural spotted green, opaque, Jadeite Jade wings, 27.65 X 18.40 X 18.40 mm, accented by (11) single-cut diamonds, 0.20 ct. tw., VS-SI, I-J, set in a 14k yellow ...

Composed of (48) natural untreated opaque, textured, 9.0 mm, red jadeite jade beads, accompanied by a Mason Kay Authenticity Report #230623-8620, dated June 23, 2023, stating Natural...

Featuring (3) natural untreated green, translucent, round jadeite jade cabochons, 7.10 X 4.03 mm, accompanied by a Mason Kay Authenticity Report #230623-529, dated June 23, 2023, sta...

Featuring (1) natural untreated green, translucent, oval jadeite jade cabochon, 18.25 X 13.00 X 6.84 mm, accompanied by a Mason Kay Authenticity Report #230623-688, dated June 23, 20...

Featuring a carved Natural mottled green, semi translucent jadeite jade plaque, 32.53 X 23.85 X 2.65 mm, accompanied by a Mason Kay Report stating Natural Jadeite Jade – No Dye or Im...

Featuring (1) natural untreated lavender jadeite jade saddle, 21.75 X 6.65 X 4.93 mm, accompanied by a Mason Kay Authenticity Report #230624-774, dated June 24, 2023, stating Natural...

Featuring (1) natural untreated bright vivid green translucent, jadeite jade oval cabochon, 11.00 X 9.20 X 4.52 mm, accompanied by a Mason Kay Authenticity Report #230624-495, dated ...

Featuring 1 natural untreated green, translucent, oval jadeite jade cabochon, 12.45 mm x 9.28 mm x 4.23 mm, accompanied by a Mason Kay Authenticity Report #230623-750, dated June 23,...

Featuring (1) natural untreated mottled green, translucent, jadeite jade navette shaped cabochon, 17.70 X 7.34 X 6.90 mm, accompanied by a Mason Kay Authenticity Report #230623-1633,...

Featuring (2) drop and (2) round Natural lavender Jadeite Jade cabochons, 19 X 8.41 mm, and 7.5 mm, set in a 14k yellow gold articulated drop mounting, 43.4 mm in length, Gross Weigh...

Featuring (2) matching natural untreated mottled green and white, translucent, jadeite jade oval cabochons, 17.95 X 12.95 mm, accompanied by a Mason Kay Authenticity Report #230623-5...

Composed of (53) natural untreated semi-translucent, semi-textured, 9.0 mm, green jadeite jade beads, accompanied by a Mason Kay Authenticity Report #230623-7660, dated June 23, 2023...

The Jade weighs 3.55 carats and has an authenticity lab report from Mason Kay - the leaders in Jade certification.

Composed of (77) Natural translucent celadon jadeite jade beads, 9.00 mm, accompanied by a Mason Kay report, stating Natural Jadeite Jade – No Dye or Impregnation Detected – “A” Jade...

Mason Kay 18K Yellow Gold Ring with Natural Untreated Jadeite. The top of the saddle ring is 8.0 mm x 4.00 mm. The shank is 5.15 mm It is finger size 7.25, but we can size it for...

The lush green perfectly suits the foliate carvings. Accompanied by a Mason-Kay Jade Laboratory report stating no evidence of dye or impregnation of any kind, this stone is natural.

The focus is obviously on the gorgeous deep green jade. This is a natural untreated jade double cabochon with a report from Mason-Kay Jade Laboratory.

The center features a gorgeous apple green Jade, Mason Kay certified natural type A Jade, measuring 18.70mm X 13.31mm.

A gorgeous ring featuring a fine translucent 2.60 carat jadeite jade. It has a Mason Kay laboratory report certifying the jade as Grade A.

The earrings are accompanied by a Mason Kay report stating the Jadeite Jade is natural with no indication of treatment.

The jade (alone) is valued at $6,250 and was certified by Mason Kay, experts in Jade since 1976.

This phenomenal ring centers a 20.15 x 15.45 x 7.00 mm piece of oval cabochon cut jadeite jade set in an 18k yellow gold setting. The piece comes with a report from Mason-Kay Jade La...

This rare bracelet will ship with a certificate from global jade authority Mason Kay stating this is 100% natural and untreated jadeite jade.

It ships with a certificate from jade authority, Mason Kay stating that this is natural type "A" jade, meaning it is untreated in any way -100% natural.

This very fine jade necklace has been certified by global jade authority, Mason Kay, to be natural and untreated jadeite jade.

The jade stone measures a sizeable 13.90 x 19.90mm and has been certified by Mason Kay to be natural and untreated "A" grade jade.

The ring ships with a certificate from Mason Kay certifying that the jade is untreated type "A" jadeite jade.

The ring ships with a certificate from Mason Kay stating the jade is natural and untreated "A" jade.

It ships with a certificate from Mason Kay stating that the jade is natural and without any treatment ("A" jade).

The ring will ship with a Mason Kay report: 1. Jade Authenticity Report (certified 'A' grade natural jadeite jade). 2.

The ring will ship with two Mason Kay reports: 1. Jade Authenticity Report (certified 'A' grade natural jadeite jade). 2.

This is fine, old jade in light apple green. Jade Authority Mason Kay certifies it to be natural and untreated "A" jade.

14k Ring with 17.79mm x 15.23mm Mason Kay certified natural Jadeite Jade cabochon and 76 round brilliant diamonds weighing approximately 0.86 carats.

This ring is a finger size 7 - it might fit slightly smaller since it does have three levels on the front - approx. 22mm from top of the snake head to the tail. Mason-Kay Jade deals...

The backs are open behind the jade and there are post with ear nut backs. *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

A Mason-Kay Jade Original Design. The green heart is approximately 12x10mm Diamond Baguette = .12cts *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

This bangle has an inside diameter of 62mm, 17.5mm wide, 5mm thick. *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

This ring weights 15.16 grams total. *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

Finger size 6.5. *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

A one-of-kind designer piece from Mason-Kay Jade. A Mason-Kay Certificate of Authenticity will be included with this purchase.

Total diamond carat weight is .62cts/total. *** Mason-Kay Jade deals in Natural, Untreated Type ‘A’ Jadeite.

Natural emerald natural Diamond white gold Vermeil ring / Band consists of: Gross weight- 10.200grams Metal- Silver Metal purity- 925 sterling silver Metal color- White gold Vermeil ...

A Victorian natural pearl and diamond necklace, the twelve graduated cluster motifs each centred with natural bouton pearls measuring from 5.6 mm to 9 mm, within a surround of old br...

Chanel Mademoiselle model watch, square yellow gold case, quartz movement, white background with Roman numeral indexes, crown with a small half pearl, yellow gold and pearl bracelet,...

These "green light bulb" earrings are 100% natural, untreated, and undyed Type-A Myanmar jadeite jade. The beautiful imperial green color jade donuts are set in 18K white gold color...

Circa 1980s, 18k, by Bvlgari, Italy. A stunning confection in green, yellow, and white, this 18k yellow gold ring features an array of superb stones. The main drama is a fine 2.50-ca...

Lapis Lazuli round button tops with round emerald cabs in the center,middle parts in white gold,small blue round sapphires ,white gold, 12 small round full cut diamonds,blue enamels,...

Dainty Heart Cut Ruby Unisex Ring, Signet Ring for Her in 18K Gold featuring natural ruby of 0.25 carats. The gorgeous handcrafted ring goes with every style, every occasion or any o...

This Bold Turquoise Center Unisex Ring Framed with Sparkling Zircan handcrafted ring featuring a vibrant oval shaped turquoise cabochon at its center. The rich blue hue of the natura...

The stunning moonstone in this ring has the most beautiful blue glow. The setting is ornate and the band is engraved. Hallmarked London 1973. The inside of the ring reads 'Mary 1825'...

I am seriously in LOVE with this ring. It might just be my favorite ring yet. Crafted in Platinum, the design features an amazing gemstone center, flanked by French Cut Diamonds, and...

Absolutely Gorgeous Authentic Hermès Bracelet Print: "Wedgwood" Very rare ! Hard to find, even more in this lovely pink colorway Pattern: equestrian scenes framed by a wedgwood pa...

A vintage sapphire and diamond convertible tiara necklace. An exceptional vintage sapphire and diamond convertible tiara and necklace set, in platinum, circa 1950. This beautifull...