Premium Calculator
Premium access
Activate this device with your licence key, or start a free 7-day trial.
Your session has ended
Sessions are time-limited for your security. Enter your licence key to sign in again on this device.
You were signed out
This session was ended — by signing out here, or because your key was re-issued. Enter your key again to continue.
This device was replaced
Your key was moved to a newer device. Enter it again to use the calculator here as well.
This licence is not active
Re-entering the key will not change this — it is an account status only our team can update. Message us and we will sort it out.
Your subscription has ended
Renew to carry on using the premium calculator. Your existing key stays the same.
Your free trial has ended
Seven days are up. Buy Premium to keep pricing every stone at showroom speed.
Premium Calculator
₹499 / year
One plan. No tiers, no add-ons, no automatic renewal.
Online payment is switched off at the moment. Message us and we will set your subscription up by hand.
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That is today’s free trial allowance
You have used all 100 calculations included in the free trial today.
Your allowance resets at midnight UTC — 5:30 AM IST.
$0.00/ ct.
Verify a certificate
Check a grading report directly against the laboratory’s own register.
Verify an IGI grading report
Verify a GIA grading report
Enter the report number to open it on the laboratory’s official verification portal.
Settings
Your subscription, sharing and app utilities.
Licence
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- Name
- Key
- Valid until
- Devices
- Device changes left
Your name and key are shown here for reference only and cannot be edited from the app.
App utilities
Signing out ends this session on our servers, not just in this browser. You can sign back in with the same key.
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