# Mayer & Watt > Mobile app showcasing colored gemstones with detailed information and imagery. (iPhone/iPad app by Geoffrey Watt.) - Source: https://appshunter.io/ios/app/mayer-and-watt/id916604987 (this page in markdown: same URL + `.md`) - Developer: [Geoffrey Watt](https://appshunter.io/developer/916604986) - Category: Education, Business - Price: Free - Rating: 5.00/5 from 6 App Store ratings · 3 written reviews indexed - Age rating: 4+ - Requires: iOS 11.0 · 13 MB - Languages: English - Released: 2014-09-16 - Data updated: 2026-06-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/mayer-and-watt/id916604987/reviews.md ## What is Mayer & Watt? Mayer & Watt has developed the very first mobile app to showcase the world of colored gemstones from every corner of the globe. Designed to be used by jewelry professionals and consumers alike. Jewelers can contact us directly for pricing and availability while consumers should visit their preferred jeweler. Current stock is always shown in the best photographic images of gemstones available today, along with images of past inventory. The Gemepedia section contains an alphabetical listing of the most popular colored gemstones available in today's market, from Alexandrite to Zircon, with images, lore, history and science. "We deal in inspiration...Naturally" ## Key features - Colored gemstone showcase - High-quality gemstone images - Gemstone encyclopedia (lore, history, science) - Jewelry professional resources - Consumer gemstone education ## Recent user reviews (3 of 3) All indexed reviews: https://appshunter.io/ios/app/mayer-and-watt/id916604987/reviews.md ### 2/5 — How do you buy gems??? *2020-04-06* I literally just got this app and haven’t seen how to buy gems **Developer response:** Hi! So as we are not a retail company, we do not sell directly to the public. If you are interested in anything for purchase please reach out to us via email (inspiration@mayerandwatt.com). We would love to help you buy a stone. Anything else we can do please let us know, we would love to win your 5 star rating. ### 5/5 — A Jewelers must have app *2017-04-17* Wow! One bad thing about a Jewelers world is there isn't a great deal of useful apps. This one is amazing! With one click of a button, we can see the whole inventory. Each stone has a break down and a little bio about it. It also has professional quality pictures. This is a must for any jeweler that likes quality gemstones!!!! ### 5/5 — Awesome application *2014-12-01* Great application lots of education and very easy to understand..! Thanks for teaching all of the gem enthusiast about gems and shearing many years or experience and education. A+ ## Frequently asked questions about Mayer & Watt ### What is Mayer & Watt? Mayer & Watt is an app designed to showcase the world of colored gemstones. It provides high-quality images of current and past inventory, along with a Gemepedia section detailing popular gemstones. ### Who is Mayer & Watt for? The app is designed for both jewelry professionals and consumers interested in learning about colored gemstones. Jewelers can inquire about pricing and availability directly. ### Does Mayer & Watt have ads? No, Mayer & Watt is ad-free, allowing for an uninterrupted exploration of gemstone information. ### What information is available in the Gemepedia section of Mayer & Watt? The Gemepedia section of Mayer & Watt provides an alphabetical listing of popular colored gemstones, including images, lore, history, and scientific details. ### What devices does Mayer & Watt support? Mayer & Watt is supported on iPhone, iPad, and iPod devices. ### How often is Mayer & Watt updated? The latest version of Mayer & Watt is 2.1.1, and it was last updated on February 9, 2022. ### What is the age rating for Mayer & Watt? Mayer & Watt has an age rating of 4+, making it suitable for a wide audience interested in gemstones. ### Is Mayer & Watt free to download? Yes, Mayer & Watt is available for free download. ## Version history (last 5 releases) ### 2.1.1 — 2022-02-09 New inventory ### 2.1.0 — 2021-09-16 * New inventory from mayerandwatt.com ### 2.0.9 — 2021-09-15 * Performance improvements * New inventory ### 1.8.6 — 2020-07-06 Improved speed and reliability. Added new inventory. ### 1.8.5 — 2020-07-03 The Mayer and Watt application design has been updated to include a new tabbed navigation. The update also includes some great new features: - Gemstone search by keyword - Smooth animations when swiping between gemstones items - Zooming of gemstone and gemipedia images when using gestures - Clean easy to use list of filters to view specific gemstones - Linking to additional web resources within the application - Ability to contact Mayer and Watt via email or phone directly in the application Gemstone favorites coming back soon. ## Apps similar to Mayer & Watt | App | Rating | Price | Category | | --- | --- | --- | --- | | [Gemstones...](https://appshunter.io/ios/app/gemstones/id6742685417) | — | Free | Education | | [Gemstone Identifier - Gem](https://appshunter.io/ios/app/gemstone-identifier-gem/id6503015150) | 4.0 (20) | Free | Education | | [Rock Identifier Stone Scanner+](https://appshunter.io/ios/app/rock-identifier-stone-scanner-plus/id6448843569) | 1.7 (6) | Free | Education | | [Stone Identifier Rock Scanner](https://appshunter.io/ios/app/stone-identifier-rock-scanner/id6443580669) | 3.6 (106) | Free | Education | | [Rock & Gemstone Identifier App](https://appshunter.io/ios/app/rock-and-gemstone-identifier-app/id6475217911) | 4.7 (394) | Free | Education | | [Jewelry Design: DIY Maker App](https://appshunter.io/ios/app/jewelry-design-diy-maker-app/id1613659614) | 4.6 (146) | Free | Education | ## Related topics [gemstone](https://appshunter.io/ios/topics/gemstone) · [sapphire company](https://appshunter.io/ios/topics/sapphire-company) · [tourmaline](https://appshunter.io/ios/topics/tourmaline) · [gemstones](https://appshunter.io/ios/topics/gemstones) · [gemstone hub](https://appshunter.io/ios/topics/gemstone-hub) · [gemos gmbh](https://appshunter.io/ios/topics/gemos-gmbh) · [garnet education](https://appshunter.io/ios/topics/garnet-education) · [Tournal](https://appshunter.io/ios/topics/tournal) --- *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 2026-06-01.*