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The #1 Branded
Diamond Price Calculator App.
The only diamond pricing app with full offline access, live Rapaport rates, and branded price cards.
Inside DiamntX.
Professional diamond pricing features built into one app that works offline, in any currency, for any stone.
Live Rapaport pricing
The rate updates itself so you never have to.
“Buyer asks for the live rate. You quote in seconds.”
Instant 4C Calculations
You have the price before they finish describing the stone.
“On a buyer call. No notepad, no spreadsheet.”
Multi-stone combination
Price the entire lot while the buyer is still watching.
“Reviewing a parcel. 50 stones in a single screen.”
Multi-currency
Every currency your buyer uses is already inside.
“Antwerp client wants EUR. One tap.”
Calculation history
DiamntX remembers every quote so you never have to.
“Client asks about yesterday's quote. It's right there.”
Branded price cards
Your name on every price card, every single time.
“Send a quote that looks like your firm — not a screenshot.”
Live Rapaport pricing
The rate updates itself so you never have to.
“Buyer asks for the live rate. You quote in seconds.”
Instant 4C Calculations
You have the price before they finish describing the stone.
“On a buyer call. No notepad, no spreadsheet.”
Multi-stone combination
Price the entire lot while the buyer is still watching.
“Reviewing a parcel. 50 stones in a single screen.”
Multi-currency
Every currency your buyer uses is already inside.
“Antwerp client wants EUR. One tap.”
Calculation history
DiamntX remembers every quote so you never have to.
“Client asks about yesterday's quote. It's right there.”
Branded price cards
Your name on every price card, every single time.
“Send a quote that looks like your firm — not a screenshot.”
Live Rapaport Matrix at a Glance.
Pick a shape, carat, discount, and currency to see live Rapaport prices across every color and clarity grade in real time.
To get the full experience download DiamntX.
Meet DiamntX
Beyond the calculator.
DiamntX is the unified operations platform built exclusively for the diamond industry, bringing every business function under one roof. The professionals who started with the calculator now run their entire business on DiamntX.
- 01Inventory managementKnow what you have, where it is, and what it is worth.
- 02Order managementEvery deal from first order to final delivery, in one place.
- 03Memo managementEvery stone you send out, tracked until it comes back.
- 04Consignment managementNo consignment ever leaves your sight in DiamntX.
- 05Business intelligenceYour margins, performance, and position, always live.
- 06Client managementKnow your buyer before the conversation even starts.
FAQ
Frequently asked
questions.
Can't find your answer? Email us at connect@sarvadhi.com and we'll get back to you within one business day.
DiamntX Calculator is a professional diamond pricing app built for the diamond trade. It calculates accurate market prices for any diamond using live Rapaport data and the 4C specifications: carat weight, cut, color, and clarity. Traders, wholesalers, retailers, and gemologists use DiamntX to price diamonds instantly, share branded price cards on WhatsApp, and work fully offline without an internet connection. The app is free to download and free to use, with no subscription required.
The right diamond price is just one tap away.
Price it. Brand it. Send it
Free forever. No card. No subscription.
Download in 30 seconds. Price your first stone in 60.