H = Heating

Showing 1657–1680 of 2444 resultsSorted by latest

  • A 2.30-carat Royal Blue Ceylon Sapphire (heated), expertly cut and polished, lies on a textured gray surface. The brand "Earth's Treasury" is visible at the bottom in black text.

    1.56-Carat Rich Blue Ceylon Sapphire (Heated)

    $3,900.00

    -

    Add to cartDone
  • Sale! The Thin "Borealis" ring in 14k rose gold, featuring blue and teal gemstones, is displayed balanced on a rough blue-green mineral atop a textured metallic surface.The Thin "Borealis" ring in 14k rose gold, featuring teal sapphire and white gemstones, rests on a rough blue crystal atop a textured surface, with "EARTH'S TREASURY" below.

    Ready to Ship Thin “Borealis” Ring in Teal Sapphire (Heated)- Rose Gold

    Original price was: $5,400.00.Current price is: $4,200.00.

    -

    Add to cartDone
  • Sale! The Wide Borealis Ring in 18k white gold with Heated Montana SapphiresThe Wide Borealis Ring in 18k white gold with Heated Montana Sapphires

    Ready to Ship Wide “Borealis” Ring in Sunset Sapphire (Heated)

    Original price was: $7,700.00.Current price is: $6,200.00.

    -

    Add to cartDone
  • A blue Montana sapphire in our "Aurora" square cushion design

    1.28-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

    -

    Add to cartDone
  • An aqua Montana sapphire in our "Fourth of July" rectangle design

    1.07-Carat Blue-Aqua Bicolored Montana Sapphire (Heated)

    $1,350.00

    -

    Add to cartDone
  • A blue Montana sapphire in our "Testudo" oval design

    1.01-Carat Deep Blue Montana Sapphire (Heated)

    $900.00

    -

    Add to cartDone
  • A particolored Montana sapphire in our "Stella" square cushion design

    1.17-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

    $1,750.00

    -

    Add to cartDone
  • A pale yellow Montana sapphire in our "Stella" square cushion design

    1.20-Carat Pale Yellow Montana Sapphire (Heated)

    $900.00

    -

    Add to cartDone
  • 1.52-Carat Bright Orange Montana Sapphire (Heated)

    1.52-Carat Bright Orange Montana Sapphire (Heated)

    $1,650.00

    -

    Add to cartDone
  • A teal Montana sapphire in our "Stella" square cushion design

    1.51-Carat Rich Teal Montana Sapphire (Heated)

    $2,850.00

    -

    Add to cartDone
  • A blue Montana sapphire in our "Stella" square cushion design

    1.04-Carat Teal Blue Montana Sapphire (Heated)

    $1,400.00

    -

    Add to cartDone
  • A 1.47-carat aqua blue Montana Sapphire (heated), square-cut with intricate facets, rests on a textured gray surface. The "Earth's Treasury" logo and text appear at the bottom of the image.

    1.47-Carat Aqua Blue Montana Sapphire (Heated)

    $2,700.00

    -

    Add to cartDone
  • An aqua Montana sapphire in our "Stella" square cushion design

    0.90-Carat Aqua Blue Montana Sapphire (Heated)

    $900.00

    -

    Add to cartDone
  • A sky blue Montana sapphire in our "Stella" square cushion design

    0.81-Carat Sky Blue Montana Sapphire (Heated)

    $800.00

    -

    Add to cartDone
  • A 1.41-carat Peacock Blue Montana Sapphire (Heated), round-cut with multiple facets, is displayed on a textured surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.41-Carat Peacock Blue Montana Sapphire (Heated)

    $2,200.00

    -

    Add to cartDone
  • A 1.43-carat heated teal blue Montana sapphire is displayed on a textured light gray surface, with the "Earth's Treasury" logo and text at the bottom.

    1.43-Carat Teal Blue Montana Sapphire (Heated)

    $2,650.00

    -

    Add to cartDone
  • 1.29-Carat Peacock Blue Montana Sapphire (Heated), round brilliant-cut, displayed on a textured gray surface with "EARTH'S TREASURY" below the gem.

    1.29-Carat Peacock Blue Montana Sapphire (Heated)

    $2,250.00

    -

    Add to cartDone
  • 1.09-Carat Aqua Blue Montana Sapphire (Heated)

    1.09-Carat Aqua Blue Montana Sapphire (Heated)

    $1,500.00

    -

    Add to cartDone
  • A blue Montana sapphire in a classic diamond round brilliant design

    1.04-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

    -

    Add to cartDone
  • 1.23-Carat Medium Blue Montana Sapphire (Heated)

    1.23-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

    -

    Add to cartDone
  • A 1.29-carat medium blue Montana sapphire (heated) is displayed on a textured gray surface, with the text "EARTH'S TREASURY" at the bottom.

    1.29-Carat Medium Blue Montana Sapphire (Heated)

    $2,200.00

    -

    Add to cartDone
  • 1.12-Carat Medium Blue Montana Sapphire (Heated)

    1.12-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

    -

    Add to cartDone
  • An aqua Montana sapphire in our "Hyperbola" oval design

    1.11-Carat Pale Aqua-Sky Particolored Montana Sapphire (Heated)

    $1,350.00

    -

    Add to cartDone
  • A 1.25-carat Sky Blue Montana Sapphire (heated) with a starburst cut is shown on a textured gray surface, featuring the "Earth's Treasury" logo at the bottom.

    1.25-Carat Sky Blue Montana Sapphire (Heated)

    $2,300.00

    -

    Add to cartDone

Natural Gemstone Jewelry & Loose Gemstones at Earth’s Treasury

At Earth’s Treasury, we make finding your color easy with one of the widest selections of ethically sourced gemstones available, from Montana sapphires and garnets to tourmaline and emeralds. Our team of talented designers and jewelers is dedicated to creating custom gemstone jewelry that’s as unique as your story. Whether you’re drawn to classic pieces or dream up a one-of-a-kind engagement ring, we’ll guide you every step of the way to ensure your jewelry feels personal, original, and entirely you.