Opal, the October birthstone

October birthstone · Opal

Clarity is a Form of Luxury.

Luxury, With Nothing to Hide.

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True Sanity brings radical transparency to fine jewelry revealing the real costs behind materials, craftsmanship, logistics, and our fee.

  • Every cost disclosed
  • Free US shipping
  • 45-day returns, free both ways
  • Lifetime warranty

Shop by Gemstone

All gemstones
Emerald Sapphire Ruby Tanzanite Aquamarine Pink Sapphire Black Diamond Morganite Amethyst Garnet Topaz Peridot Opal
In color, or in diamond

Engagement rings

In color, or in diamond

Gemstone engagement ringsDiamond engagement rings
Red, with every cost shown

The ruby edit

Red, with every cost shown

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The TrueSanity Creations

The Proposal: engagement rings Design Your Own: custom rings The Promise: wedding rings The Self: fine jewelry The Month: birthstones The Stone: gemstones The Edge: black diamonds The Gift: gifts

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Clarity is a Form of Luxury.

Buy intent. Wear with intention.

Red-crowned crane, the TrueSanity emblem

Diamonds

Natural and lab-grown, priced in the open

White and black diamonds, with the cost of every stone on the page.

Engagement Wedding bands Studs Tennis bracelets Black diamonds

Build your own, by shape: Round · Oval · Emerald · Cushion · Pear · Princess · Marquise · Asscher · Heart

A red-crowned crane walking through sunlit columns

How our pricing works

Emerald or diamond, you see what it costs.

Colored stones have no price list, so their prices are usually whatever the seller decides. Every piece here, gem or diamond, shows our cost part by part.

  1. 01 · Our cost

    Metal, stones, craft and logistics, each with its dollar amount.

  2. 02 · What we make

    Our protocol fee, shown next to the price. No hidden markup.

  3. 03 · In the box

    A Transparency Manifest comes with every order.

See how a piece is priced
Rougeoir ring with a single red prong

Coming soon · A new way

Rougeoir.

A signature in the making.
Patent-pending.

Natural · Individually numbered · Limited releases

Enter the waitlist
45-day returnsFree both ways in the US. We send the label.
Free US shipping2-day on orders of $500 and up.
Lifetime warrantyOn craftsmanship, for normal wear.
Pay over time4 interest-free installments with Shop Pay.

Written about us

TechBullion Why Luxury Brands Are Terrified of TrueSanity Read the article Time Business News The Transparency Manifest: A Line-by-Line Read Read the article Time Bulletin Why Gen Z Is Trading White Diamonds for Black Voids Read the article ACN Newswire TrueSanity Highlights Transparency-Focused Luxury Jewelry Model Read the article