Rectangle Cushion

Showing 289–312 of 590 resultsSorted by latest

  • 1.58-Carat Pale Yellow Sapphire

    1.58-Carat Pale Yellow Sapphire

    $2,300.00

    -

    Add to cartDone
  • 1.72-Carat Pale Yellow Sapphire

    1.72-Carat Pale Yellow Sapphire

    $2,950.00

    -

    Add to cartDone
  • 1.22-Carat Lilac Pink Ceylon Sapphire

    1.22-Carat Lilac Pink Ceylon Sapphire

    $2,150.00

    -

    Add to cartDone
  • 1.30-Carat Sky Blue Ceylon Sapphire

    1.30-Carat Sky Blue Ceylon Sapphire

    $2,300.00

    -

    Add to cartDone
  • 1.54-Carat Sky Blue Ceylon Sapphire

    1.54-Carat Sky Blue Ceylon Sapphire

    $2,900.00

    -

    Add to cartDone
  • 1.51-Carat Rich Blue Sapphire

    1.51-Carat Rich Blue Sapphire

    $3,600.00

    -

    Add to cartDone
  • 1.36-Carat Cornflower Blue Ceylon Sapphire

    1.36-Carat Cornflower Blue Ceylon Sapphire

    $2,400.00

    -

    Add to cartDone
  • 1.56-Carat Sky Blue Ceylon Sapphire

    1.56-Carat Sky Blue Ceylon Sapphire

    $2,300.00

    -

    Add to cartDone
  • A 1.81-carat rectangular cushion cut blue sapphire is elegantly displayed on a textured surface, with the "Earth's Treasury" logo at the bottom.

    1.81-Carat Rich Sky Blue Ceylon Sapphire

    $4,500.00

    -

    Add to cartDone
  • 1.49-Carat Violet-Blue Ceylon Sapphire

    1.49-Carat Violet-Blue Ceylon Sapphire

    $2,900.00

    -

    Add to cartDone
  • 1.71-Carat Hot Pink Ceylon Sapphire (Heated)

    1.71-Carat Hot Pink Ceylon Sapphire (Heated)

    $4,000.00

    -

    Add to cartDone
  • 1.71-Carat Light Pink Ceylon Sapphire (Heated)

    1.71-Carat Light Pink Ceylon Sapphire (Heated)

    $4,800.00

    -

    Add to cartDone
  • 1.55-Carat Deep Violet-Blue Ceylon Sapphire

    1.55-Carat Deep Violet-Blue Ceylon Sapphire

    $4,200.00

    -

    Add to cartDone
  • A close-up image of a 1.97-carat Ceylon Sapphire with intricate internal patterns, set against a textured gray background. Text at the bottom reads "EARTH'S TREASURY.

    1.97-Carat Rich Blue Ceylon Sapphire (Heated)

    $5,900.00

    -

    Add to cartDone
  • 1.31-Carat Cornflower Blue Ceylon Sapphire

    1.31-Carat Cornflower Blue Ceylon Sapphire

    $2,700.00

    -

    Add to cartDone
  • 1.63-Carat Sky Blue Ceylon Sapphire

    1.63-Carat Sky Blue Ceylon Sapphire

    $3,200.00

    -

    Add to cartDone
  • 1.41-Carat Cornflower Blue Ceylon Sapphire

    1.41-Carat Cornflower Blue Ceylon Sapphire

    $4,250.00

    -

    Add to cartDone
  • 1.68-Carat Teal Blue Ceylon Sapphire (Heated)

    1.68-Carat Teal Blue Ceylon Sapphire (Heated)

    $3,950.00

    -

    Add to cartDone
  • 4.27-Carat Cornflower Blue Ceylon Sapphire (Heated)

    4.27-Carat Cornflower Blue Ceylon Sapphire (Heated)

    $12,800.00

    -

    Add to cartDone
  • 1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    $3,200.00

    -

    Add to cartDone
  • 0.92-Carat Pale Pink Montana Sapphire

    0.92-Carat Pale Pink Montana Sapphire

    $950.00

    -

    Add to cartDone
  • 1.02-Carat Near Colorless Montana Sapphire

    1.02-Carat Near Colorless Montana Sapphire

    $950.00

    -

    Add to cartDone
  • 0.70-Carat Colorless Montana Sapphire

    0.70-Carat Colorless Montana Sapphire

    $750.00

    -

    Add to cartDone
  • 6.06-Carat Violet Unheated Tanzanite (Zoisite)

    6.06-Carat Violet Unheated Tanzanite (Zoisite)

    $4,500.00

    -

    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.