Gemstone Online Shop

Buy untreated, natural colored, investment-grade gemstones in our online store. All our gemstones available for purchase are accompanied by certificates from internationally recognized gemological institutes.

You can easily buy our gems directly online, or submit inquiries regarding specific stones.

Your gemstone search

Your choice

The photos presented here by The Natural Gem show each gemstone as it is. The photos are not post-processed, color changed and the gemstones are not optically optimized in their purity.

Showing 353–368 of 639 results

  • Rubellite

    Rubellite

    2,055 ct. | III/C
    GLA
    €550.00
  • Rubellite

    Rubellite

    7,007 ct. | III/D
    GLA
    €3,300.00
  • Rubellite

    Rubellite

    8,295 ct. | II/D
    47142
    €4,800.00
  • Rubin

    Rubin

    0,968 ct. | IV/D
    47197
    €1,100.00
  • Ruby

    Ruby

    1,350 ct. | IV/C
    GLA
    €8,200.00
  • Ruby

    Ruby

    1,964 ct. | V/C
    GLA
    €14,000.00
  • Ruby

    Ruby

    1,412 ct. | IV/C
    GLA
    €10,700.00
  • Ruby

    Ruby

    1,515 ct. | IV/C
    GLA
    €12,500.00
  • Ruby

    Ruby

    1,545 ct. | IV/C
    GLA
    €9,700.00
  • Ruby

    Ruby

    1,584 ct. | IV/C
    GLA
    €10,500.00
  • Ruby

    Ruby

    5,464 ct. | VII/F
    GLA
    €8,600.00
  • Ruby

    Ruby

    4,061 ct. | II/D
    GLA
    €27,000.00
  • Ruby

    Ruby

    1,138 ct. | V/C
    GLA
    €5,400.00
  • Ruby

    Ruby

    3,672 ct. | IV/E
    GLA
    €31,500.00
  • Ruby

    Ruby

    3,069 ct. | IV/E
    GLA GÜB
    €30,000.00
  • Ruby

    Ruby

    4,187 ct. | III/F
    GLA SSEF
    €35,000.00

Facts

attributes of a ruby

  • Belongs mineralogically to corundum
  • Hardness grade 9
  • Chemical formula: Al2O3
  • Includes only the color red
  • Colored by chromium oxide
  • High density of 3.9 - 4.1

origin

worth knowing

  • Oldest known locality: Burma
  • Was exchanged for emeralds by maharajas
  • The color red is equated with power
  • Assigned to the planet Mars
  • Increases the assertiveness
  • The location Mozambique was discovered only in 2007/08

ruby as investment

  • Highest suitability of all gemstones
  • Rare, strongly increasing in value
  • Stones should have a weight of at least 1 ct
  • Larger stones have higher increase in value
  • Experts reckon with 8% increase in value per year
  • Beautifully sparkling rubies are preferable
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