Cuprian & Co.

"Lines of Connection between Mozambique and New York represents the paths that connect us, uniting countries, cultures, and communities. Drawing from imagery of maps, these earrings have longitudinal lines that join mountains, valleys, and oceans with symmetry and balance."

Lines of Connection by

Available ! DM for more information

From record-breaking auction results to growing investor demand, Paraíba tourmaline is redefining what “hard luxury” really means.
As markets shift, rare colored gemstones aren’t just adornment — they’re becoming strategic assets.

🔗to article in bio

Dust you hear? Green Paraiba hearts are the new four leaf clovers 😉Happy Saint Patrick’s Day ! 💚

Tucson ! Only 2 more days left to get your hands on these multicolored Paraiba layouts !

DM us to view our inventory !

Fun shape/cut Friday ! I don't know if its the antique trend that's going around, but we're totally obsessed with step cut pavilions these days ! Photos do not do this one justice !

Available
MM3392
2.34ctw
11x5.7
Cotton Candy color
Cut in the USA

Unheated Purple copper-bearing tourmaline. One of the most exciting and rarest colors to come out of the mine ! Come see the few we have at GJX !

[Available]
MM0798
5.63ct
13.2x10.1

Wow, imagine these as side stones ? Paraiba step cuts are super rare to come by !
We truly do have an amazing cutting team 💎

Available
MM2548
1.14ctw
7x3.5
Cotton Candy color
Cut in the USA

Last year in Tucson, brought her unstoppable love for Paraíba tourmaline straight to our booth. We had the best time rummaging through our inventory to find the perfect stones for her new jewelry line—and the results speak for themselves. Swipe to be mesmerized! ✨👉

Looks like we are all soaking up the sun here in Tucson ! Only a few days left to see our latest inventory.

✨DM us to book your private appointment !

In addition to Paraiba tourmaline, we also produce copper bearing rubellite & pink tourmaline in all different shades. Each and every stone undergoes meticulous grading and sorting by our gemological team in New Jersey. 👉 Swipe to see more !

[sold]
MM0828 OV
15.90ct
18.0x14.5

[sold]
MM1794 PS
0.80ct
8.0x5.0

[sold]
MM1225 Fantasy
33.74ct
24.0x17.0

[available]
MM1653 TRI
7.98ct
14.4x13.4

This one has stolen the show & our hearts ! The color of this Paraiba is so intense and beautiful 🤩

Available !
MM2179
4.47ct
13.0x8.5
Lagoon Color
Cut in the USA

Paraíba tourmalines with inclusions often show the strongest saturation and most intense neon glow—proof that extraordinary color and natural character go hand in hand.