AltGems
Updated as of June 2026

Gemstone comparisons

260 side-by-side comparisons to help you choose.

Moissanite vs Lab-Grown Diamond

Price, hardness, value

Moissanite vs Sapphire

Price, hardness, value

Lab-Grown Diamond vs Sapphire

Price, hardness, value

Sapphire vs Tanzanite

Price, hardness, value

Ruby vs Garnet

Price, hardness, value

Emerald vs Peridot

Price, hardness, value

Aquamarine vs Topaz

Price, hardness, value

Amethyst vs Citrine

Price, hardness, value

Moonstone vs Opal

Price, hardness, value

Moonstone vs Labradorite

Price, hardness, value

Amethyst vs Rose Quartz

Price, hardness, value

Amethyst vs Aquamarine

Price, hardness, value

Moissanite vs White Sapphire

Price, hardness, value

Moissanite vs Diamond

Price, hardness, value

Lab-Grown Diamond vs Diamond

Price, hardness, value

Lab-Grown Diamond vs White Sapphire

Price, hardness, value

Sapphire vs Ruby

Price, hardness, value

Sapphire vs Aquamarine

Price, hardness, value

Ruby vs Spinel

Price, hardness, value

Emerald vs Aquamarine

Price, hardness, value

Emerald vs Tourmaline

Price, hardness, value

Opal vs Labradorite

Price, hardness, value

Opal vs Pearl

Price, hardness, value

Citrine vs Topaz

Price, hardness, value

Citrine vs Garnet

Price, hardness, value

Garnet vs Tourmaline

Price, hardness, value

Topaz vs Sapphire

Price, hardness, value

Peridot vs Tourmaline

Price, hardness, value

Peridot vs Garnet

Price, hardness, value

Tanzanite vs Amethyst

Price, hardness, value

Tanzanite vs Aquamarine

Price, hardness, value

Moonstone vs Pearl

Price, hardness, value

Labradorite vs Amethyst

Price, hardness, value

Diamond vs White Sapphire

Price, hardness, value

Morganite vs Aquamarine

Price, hardness, value

Morganite vs Emerald

Price, hardness, value

Morganite vs Rose Quartz

Price, hardness, value

Kunzite vs Morganite

Price, hardness, value

Kunzite vs Amethyst

Price, hardness, value

Kunzite vs Rose Quartz

Price, hardness, value

Spinel vs Sapphire

Price, hardness, value

Spinel vs Garnet

Price, hardness, value

Alexandrite vs Emerald

Price, hardness, value

Alexandrite vs Ruby

Price, hardness, value

Alexandrite vs Spinel

Price, hardness, value

Zircon vs Topaz

Price, hardness, value

Zircon vs Aquamarine

Price, hardness, value

Zircon vs White Sapphire

Price, hardness, value

Iolite vs Tanzanite

Price, hardness, value

Iolite vs Sapphire

Price, hardness, value

Iolite vs Amethyst

Price, hardness, value

Chrysoprase vs Jade

Price, hardness, value

Chrysoprase vs Aventurine

Price, hardness, value

Chrysoprase vs Carnelian

Price, hardness, value

Carnelian vs Agate

Price, hardness, value

Carnelian vs Jasper

Price, hardness, value

Carnelian vs Sunstone

Price, hardness, value

Agate vs Jasper

Price, hardness, value

Agate vs Onyx

Price, hardness, value

Jasper vs Onyx

Price, hardness, value

Onyx vs Obsidian

Price, hardness, value

Onyx vs Hematite

Price, hardness, value

Jade vs Aventurine

Price, hardness, value

Jade vs Malachite

Price, hardness, value

Lapis Lazuli vs Sodalite

Price, hardness, value

Lapis Lazuli vs Sapphire

Price, hardness, value

Lapis Lazuli vs Turquoise

Price, hardness, value

Malachite vs Turquoise

Price, hardness, value

Malachite vs Chrysoprase

Price, hardness, value

Turquoise vs Larimar

Price, hardness, value

Pearl vs Coral

Price, hardness, value

Rose Quartz vs Smoky Quartz

Price, hardness, value

Smoky Quartz vs Amethyst

Price, hardness, value

Smoky Quartz vs Citrine

Price, hardness, value

Rhodonite vs Rhodochrosite

Price, hardness, value

Rhodonite vs Rose Quartz

Price, hardness, value

Rhodonite vs Garnet

Price, hardness, value

Rhodochrosite vs Rose Quartz

Price, hardness, value

Rhodochrosite vs Malachite

Price, hardness, value

Sunstone vs Moonstone

Price, hardness, value

Sunstone vs Labradorite

Price, hardness, value

Spessartite Garnet vs Garnet

Price, hardness, value

Spessartite Garnet vs Tsavorite Garnet

Price, hardness, value

Spessartite Garnet vs Citrine

Price, hardness, value

Tsavorite Garnet vs Garnet

Price, hardness, value

Tsavorite Garnet vs Emerald

Price, hardness, value

Tsavorite Garnet vs Demantoid Garnet

Price, hardness, value

Demantoid Garnet vs Garnet

Price, hardness, value

Demantoid Garnet vs Chrome Diopside

Price, hardness, value

Ametrine vs Amethyst

Price, hardness, value

Ametrine vs Citrine

Price, hardness, value

Ametrine vs Smoky Quartz

Price, hardness, value

Fluorite vs Amethyst

Price, hardness, value

Fluorite vs Apatite

Price, hardness, value

Fluorite vs Sodalite

Price, hardness, value

Apatite vs Aquamarine

Price, hardness, value

Apatite vs Turquoise

Price, hardness, value

Sodalite vs Kyanite

Price, hardness, value

Hematite vs Pyrite

Price, hardness, value

Hematite vs Obsidian

Price, hardness, value

Pyrite vs Obsidian

Price, hardness, value

Pyrite vs Citrine

Price, hardness, value

Amber vs Citrine

Price, hardness, value

Amber vs Coral

Price, hardness, value

Amber vs Pearl

Price, hardness, value

Coral vs Carnelian

Price, hardness, value

Tiger's Eye vs Carnelian

Price, hardness, value

Tiger's Eye vs Jasper

Price, hardness, value

Tiger's Eye vs Sunstone

Price, hardness, value

Aventurine vs Rose Quartz

Price, hardness, value

Prehnite vs Peridot

Price, hardness, value

Prehnite vs Chrysoprase

Price, hardness, value

Prehnite vs Aventurine

Price, hardness, value

Larimar vs Apatite

Price, hardness, value

Larimar vs Aquamarine

Price, hardness, value

Kyanite vs Sapphire

Price, hardness, value

Kyanite vs Aquamarine

Price, hardness, value

Andalusite vs Zircon

Price, hardness, value

Andalusite vs Sphene

Price, hardness, value

Andalusite vs Tiger's Eye

Price, hardness, value

Sphene vs Demantoid Garnet

Price, hardness, value

Sphene vs Peridot

Price, hardness, value

Chrome Diopside vs Emerald

Price, hardness, value

Chrome Diopside vs Tsavorite Garnet

Price, hardness, value

Chrome Diopside vs Peridot

Price, hardness, value

Paraiba Tourmaline vs Tourmaline

Price, hardness, value

Paraiba Tourmaline vs Apatite

Price, hardness, value

Paraiba Tourmaline vs Aquamarine

Price, hardness, value

Padparadscha Sapphire vs Sapphire

Price, hardness, value

Padparadscha Sapphire vs Morganite

Price, hardness, value

Padparadscha Sapphire vs Spinel

Price, hardness, value

White Sapphire vs Sapphire

Price, hardness, value

Black Diamond vs Diamond

Price, hardness, value

Black Diamond vs Lab-Grown Diamond

Price, hardness, value

Black Diamond vs Onyx

Price, hardness, value

Bloodstone vs Jasper

Price, hardness, value

Bloodstone vs Agate

Price, hardness, value

Bloodstone vs Carnelian

Price, hardness, value

Chalcedony vs Agate

Price, hardness, value

Chalcedony vs Carnelian

Price, hardness, value

Chalcedony vs Chrysoprase

Price, hardness, value

Amazonite vs Turquoise

Price, hardness, value

Amazonite vs Labradorite

Price, hardness, value

Amazonite vs Moonstone

Price, hardness, value

Chrysoberyl vs Alexandrite

Price, hardness, value

Chrysoberyl vs Citrine

Price, hardness, value

Chrysoberyl vs Sphene

Price, hardness, value

Heliodor vs Aquamarine

Price, hardness, value

Heliodor vs Morganite

Price, hardness, value

Heliodor vs Citrine

Price, hardness, value

Rubellite vs Tourmaline

Price, hardness, value

Rubellite vs Ruby

Price, hardness, value

Rubellite vs Morganite

Price, hardness, value

Indicolite vs Tourmaline

Price, hardness, value

Indicolite vs Paraiba Tourmaline

Price, hardness, value

Indicolite vs Aquamarine

Price, hardness, value

Green Amethyst vs Amethyst

Price, hardness, value

Green Amethyst vs Citrine

Price, hardness, value

Green Amethyst vs Ametrine

Price, hardness, value

Goshenite vs Aquamarine

Price, hardness, value

Goshenite vs Morganite

Price, hardness, value

Goshenite vs White Sapphire

Price, hardness, value

Rhodolite Garnet vs Garnet

Price, hardness, value

Rhodolite Garnet vs Spessartite Garnet

Price, hardness, value

Rhodolite Garnet vs Tsavorite Garnet

Price, hardness, value

Imperial Topaz vs Topaz

Price, hardness, value

Imperial Topaz vs Citrine

Price, hardness, value

Imperial Topaz vs Padparadscha Sapphire

Price, hardness, value

Cubic Zirconia vs Moissanite

Price, hardness, value

Cubic Zirconia vs White Sapphire

Price, hardness, value

Cubic Zirconia vs Diamond

Price, hardness, value

Hiddenite vs Kunzite

Price, hardness, value

Hiddenite vs Peridot

Price, hardness, value

Hiddenite vs Chrome Diopside

Price, hardness, value

Blue Topaz vs Topaz

Price, hardness, value

Blue Topaz vs Aquamarine

Price, hardness, value

Blue Topaz vs Zircon

Price, hardness, value

Amethyst vs Rhodolite Garnet

Price, hardness, value

Ametrine vs Fluorite

Price, hardness, value

Ametrine vs Rhodolite Garnet

Price, hardness, value

Fluorite vs Rhodolite Garnet

Price, hardness, value

Sapphire vs Zircon

Price, hardness, value

Sapphire vs Turquoise

Price, hardness, value

Sapphire vs Apatite

Price, hardness, value

Sapphire vs Sodalite

Price, hardness, value

Sapphire vs Larimar

Price, hardness, value

Sapphire vs Paraiba Tourmaline

Price, hardness, value

Sapphire vs Chalcedony

Price, hardness, value

Sapphire vs Indicolite

Price, hardness, value

Sapphire vs Blue Topaz

Price, hardness, value

Topaz vs Tanzanite

Price, hardness, value

Topaz vs Iolite

Price, hardness, value

Topaz vs Lapis Lazuli

Price, hardness, value

Topaz vs Turquoise

Price, hardness, value

Topaz vs Apatite

Price, hardness, value

Topaz vs Sodalite

Price, hardness, value

Topaz vs Larimar

Price, hardness, value

Topaz vs Kyanite

Price, hardness, value

Topaz vs Paraiba Tourmaline

Price, hardness, value

Topaz vs Chalcedony

Price, hardness, value

Topaz vs Indicolite

Price, hardness, value

Aquamarine vs Iolite

Price, hardness, value

Aquamarine vs Lapis Lazuli

Price, hardness, value

Aquamarine vs Turquoise

Price, hardness, value

Aquamarine vs Sodalite

Price, hardness, value

Aquamarine vs Chalcedony

Price, hardness, value

Tanzanite vs Zircon

Price, hardness, value

Tanzanite vs Lapis Lazuli

Price, hardness, value

Tanzanite vs Turquoise

Price, hardness, value

Tanzanite vs Apatite

Price, hardness, value

Tanzanite vs Sodalite

Price, hardness, value

Tanzanite vs Larimar

Price, hardness, value

Tanzanite vs Kyanite

Price, hardness, value

Tanzanite vs Paraiba Tourmaline

Price, hardness, value

Tanzanite vs Chalcedony

Price, hardness, value

Tanzanite vs Indicolite

Price, hardness, value

Tanzanite vs Blue Topaz

Price, hardness, value

Zircon vs Iolite

Price, hardness, value

Zircon vs Lapis Lazuli

Price, hardness, value

Zircon vs Turquoise

Price, hardness, value

Zircon vs Apatite

Price, hardness, value

Zircon vs Sodalite

Price, hardness, value

Zircon vs Larimar

Price, hardness, value

Zircon vs Kyanite

Price, hardness, value

Zircon vs Paraiba Tourmaline

Price, hardness, value

Zircon vs Chalcedony

Price, hardness, value

Zircon vs Indicolite

Price, hardness, value

Iolite vs Lapis Lazuli

Price, hardness, value

Iolite vs Turquoise

Price, hardness, value

Iolite vs Apatite

Price, hardness, value

Iolite vs Sodalite

Price, hardness, value

Iolite vs Larimar

Price, hardness, value

Iolite vs Kyanite

Price, hardness, value

Iolite vs Paraiba Tourmaline

Price, hardness, value

Iolite vs Chalcedony

Price, hardness, value

Iolite vs Indicolite

Price, hardness, value

Iolite vs Blue Topaz

Price, hardness, value

Lapis Lazuli vs Apatite

Price, hardness, value

Lapis Lazuli vs Larimar

Price, hardness, value

Lapis Lazuli vs Kyanite

Price, hardness, value

Lapis Lazuli vs Paraiba Tourmaline

Price, hardness, value

Lapis Lazuli vs Chalcedony

Price, hardness, value

Lapis Lazuli vs Indicolite

Price, hardness, value

Lapis Lazuli vs Blue Topaz

Price, hardness, value

Turquoise vs Sodalite

Price, hardness, value

Turquoise vs Kyanite

Price, hardness, value

Turquoise vs Paraiba Tourmaline

Price, hardness, value

Turquoise vs Chalcedony

Price, hardness, value

Turquoise vs Indicolite

Price, hardness, value

Turquoise vs Blue Topaz

Price, hardness, value

Apatite vs Sodalite

Price, hardness, value

Apatite vs Kyanite

Price, hardness, value

Apatite vs Chalcedony

Price, hardness, value

Apatite vs Indicolite

Price, hardness, value

Apatite vs Blue Topaz

Price, hardness, value

Sodalite vs Larimar

Price, hardness, value

Sodalite vs Paraiba Tourmaline

Price, hardness, value

Sodalite vs Chalcedony

Price, hardness, value

Sodalite vs Indicolite

Price, hardness, value

Sodalite vs Blue Topaz

Price, hardness, value