# DiamondExchange — Mined Diamond Wholesale Guide > Mined Diamond Wholesale Guide (iPhone/iPad app by Wayne Prentice.) - Source: https://appshunter.io/ios/app/diamondexchange/id645101343 (this page in markdown: same URL + `.md`) - Developer: [Wayne Prentice](https://appshunter.io/developer/447221422) - Category: Business, Finance - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 11.0 · 32 MB - Languages: English - Released: 2013-11-22 - Data updated: 2026-07-09 - User reviews in markdown: https://appshunter.io/ios/app/diamondexchange/id645101343/reviews.md ## What is DiamondExchange? AN ESSENTIAL TOOL FOR GEMOLOGISTS, TRADERS, INVESTORS AND APPRAISERS OF NATURAL "MINED" DIAMONDS. ◆TIME SAVER: Quickly & conveniently compares in seconds between diamonds and over 2 million permutations of wholesale value! DiamondMaster's "Bright List" from TROY DIAMOND REPORT® developed by Wayne D. Prentice, Graduate Gemologist and former Resident Gemology Instructor at the Gemological Institute of America (GIA), is the next generation global wholesale pricing guide that provides what Rapaport is missing! Follow Wholesale Diamond Prices in 13 Mediums of Exchange and by 7C's!! The traditional 4C's: Cut Shape, Carat, Color, Clarity, plus "Cut Grade", "Cost" and "Change in Value" over last year and 5 years!! This App calculates % changes-in-value in your selected currency, Appreciation (or depreciation), which allows you to determine which "classifications" are maintaining best value in your local market. Quickly determine and compare each diamond's value in multiple FIAT currencies and exchange for Troy ounces of gold - the universal unit of utility! ◆ 10 Cut Shapes - diamond values on Round Brilliants and EACH "Fancy Shape" - Pear, Emerald Cut, Princess, Marquise, Oval, Radiant, Cushion, Trilliant & Heart vs Rapaport's 2! ◆ 46 Carat Categories - from 1 point to 10 carats vs Rapaport's 18! ◆ 10 Color Grades - D to M (GIA). ◆ 10 Clarity Grades - FL to I-3 (GIA). ◆ 13 Cost References: 11 Currencies - U.S. Dollar (USD), Euro (EUR), Swiss Franc (CHF), Russian Ruble (RUB), Canadian Dollar (CAD), British Pound (GBP), Japanese Yen (JPY), Brazilian Real (BRL), Australian Dollar (AUD), Chinese Yuan/Renminbi (CYN), Indian Rupee (INR), plus values in Exchange to Gold's Annual Moving Average stated in Troy Ounces (XAU) and a "Basket of Currencies Unit" - IMF's Special Drawing Rights (SDR). When diamond wholesale values change relative to the "Basket or Gold" they are truly changing! ◆ 4 GRADING SYSTEMS SIMULTANEOUSLY DISPLAYED: the Gemological Institute of America (GIA), International Diamond Council (IDC), American Gem Society (AGS), and the Russian Grading System (TU). The only diamond pricing App to display all 4 international standards! ◆ Dimensional Guidelines on every Shape & Carat Weight - very important when comparing cuts and verifying weight meets dimension guidelines! ◆ Per Carat and Total Diamond Value ◆ Displays Every Diamond's Percentage Change-In-Value over 1 and 5 Years! ◆ Determine which Diamond Classifications in what Markets Gained or Lost Value at the Highest Rates! ◆ Global Price Adjuster: Reset at any time the Wholesale "Bright List" reference to your personal preference or back to Bright List. Wholesalers can display at their desired discount, retailers at their desired premium and investors according to their needs whether selling, or buying for investment. ◆ Educational-Gemology pages on every cut shape ◆ Requires iOS 11.0 or later Subscribe to one of our In-App-Purchase options to display the latest "Bright List" Wholesale Price List data: ◆ Week - $6.99 USD ◆ Month - $24.99 USD - SAVE 10% ◆ 1/2 Year - $109.99 USD - SAVE 39%! ◆ Year - $199.99 USD - SAVE MORE 45%!! • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable – Terms of Use link: https://www.troydiamondreport.com/diamond-prices/terms_of_use.asp – Privacy Policy link: https://www.troydiamondreport.com/diamond-prices/privacy_policy.asp ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Wholesale "Bright List" 1 mo. | $24.99 | per month | | Wholesale "Bright List" 6 mo. | $109.99 | per 6 months | | Wholesale "Bright List" 1 yr. | $199.99 | per year | | Wholesale "Bright List" 1 wk. | $6.99 | per 7 days | ## Version history (last 5 releases) ### 3.7 — 2019-04-20 Improvements & Dataset Update! DiamondExchange App used by professional diamond traders, investors and appraisers; provides what Rapaport doesn’t! ◆Compare Quickly 10 Shapes with wholesale trading "Back of Rap" automatically factored into "Bright List" on every shape & quality class. ◆Every diamond's appreciation/depreciation rate (in each currency) calculated over the last 1 and 5 years! ◆Global Price Adjuster resets whole dataset to display to your preferred markup, discount or returns to "Bright List," accordingly to changing needs, i.e. if buying, selling or type of appraisal. ◆Free Download with Demo Data. ◆4 Subscription options: Week ($6.99), Month ($24.99-SAVE 10%), 1/2 Year (SAVE 39%!) or Year (SAVE 45%!!). ◆Subscribe and upgrade your "Bright List" subscription at anytime to display Up-to-Date wholesale diamond prices and latest changes in value! ### 3.6 — 2019-04-12 Important Wholesale Price Changes & Update! Designed for professional diamond traders & investors, DiamondExchange App gives you what Rapport doesn’t! Compare quickly between 10 shapes with "Back of Rap" automatically factored in. See every diamond's localized appreciation/depreciation rate over the last 1 and 5 years! Try using its "Global Price Adjuster" to reset anytime, for the app to display its whole dataset to your preferred markup, discount or back to "Bright List." Try in Demo, then Subscribe to a "Bright List" for Up-to-Date wholesale "Mined" diamond prices and the latest changes in value. 4 In-App-Purchase Subscription options available: Weekly ($6.99), Monthly ($24.99-SAVE 10%), 6 Months (SAVE 39%!) or Yearly (SAVE 45%!!). ### 3.5 — 2019-03-09 Important 2019 Natural "Mined" Diamond Wholesale Price Changes & Update!! A Free Download. Display Latest Data by In-App-Purchase. Subscribe by the Month, 6 Months - SAVE 27% or by the Year - SAVE 33%! ### 3.4.1 — 2019-01-11 Happy New Year's update with improvements and fixes! DiamondExchange App is now The Global Wholesale "Mined" Diamond Price List and Market Guide! Note: if you desire the capabilities to compare wholesale prices of natural "Mined" diamonds to their "Lab Grown" counterparts that became available in the marketplace in 2018, download Troy Diamond Reports® latest version of the DiamondMaster App's instead of DiamondExchange. Required, IOS 11+ . ### 3.3 — 2019-01-02 Critical "Renewal" Bug Found and Fixed: users who previously purchased a Subscription on an older device also unsubscribed, can now in app RESTORE SUBSCRIPTION (Refresh-On New Device), "Buy" and/or "Manage" the latest renewal, selected subscription option under their AppleID. DiamondExchange App is now The Global Wholesale "Mined" Diamond Price List and Market Guide! Dataset Update Improved, IOS 11+ required. Note: if you desire the capabilities to compare wholesale prices of natural "Mined" diamonds to their "Lab Grown" counterparts that became available in the marketplace in 2018, download Troy Diamond Reports® latest version of the DiamondMaster App's instead of DiamondExchange. ## Apps similar to DiamondExchange | App | Rating | Price | Category | | --- | --- | --- | --- | | [LGDeal](https://appshunter.io/ios/app/lgdeal/id1554736198) | — | Free | Business | | [GemGuide Pricing](https://appshunter.io/ios/app/gemguide-pricing/id1206021506) | 3.3 (6) | Free | Business | | [Heavy Equipment Inventory App](https://appshunter.io/ios/app/heavy-equipment-inventory-app/id877610443) | 2.5 (4) | Free | Business | | [DXE Price Calculator](https://appshunter.io/ios/app/dxe-price-calculator/id6446397624) | 5.0 (1) | Free | Business | | [BRdata Competitor Price Track](https://appshunter.io/ios/app/brdata-competitor-price-track/id593630014) | 5.0 (2) | Free | Business | | [Mechanical Art Capital](https://appshunter.io/ios/app/mechanical-art-capital/id1554262525) | — | Free | Business | ## More apps by Wayne Prentice - [DiamondMaster](https://appshunter.io/ios/app/diamondmaster/id447221419) All apps by Wayne Prentice: https://appshunter.io/developer/447221422 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-09.*