# Watch Collection – 4R Caliber — Seiko Catalog & Collector Log > Unofficial Seiko watch catalog and collector's log. (iPhone/iPad app by LEE NIGEL MURRAY-KING.) - Source: https://appshunter.io/ios/app/watch-collection-4r-caliber/id6807063921 (this page in markdown: same URL + `.md`) - Developer: [LEE NIGEL MURRAY-KING](https://appshunter.io/developer/6807063923) - Category: Reference, Lifestyle - Price: Free - Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 318 MB - Languages: American English, Dutch, French (France), German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Russian, Chinese (Simplified, China) and 2 more - Released: 2026-09-22 - Data updated: 2026-10-11 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/watch-collection-4r-caliber/id6807063921/reviews.md ## What is Watch Collection? The 4R Caliber is an independent, unofficial reference and collection-tracking app for Seiko watch enthusiasts. It is not affiliated with, endorsed by, or sponsored by Seiko Corporation. Browse the entire current global lineup — every collection, every region-exclusive release, every dial variation — searchable by model number. Explore a decade of past models in the archive, with a fun fact about each watch's caliber and history. FOR COLLECTORS • Mark watches as Owned or add them to your Wishlist • Track price paid vs. retail price, with running totals across your collection • Record condition, purchase location, and serial number for each watch you own • Add your own photo of your actual watch, not just the catalog shot • Export your whole collection as a PDF — ready for insurance records FOR RESEARCH • Compare any two watches side-by-side, spec for spec • See when a caliber was first introduced, so you know what's new and what's a Seiko workhorse • Get a rough fit hint based on your wrist size • One-tap search to shop for any watch across the web ## Key features - Browse current and past Seiko models - Track owned watches and wishlists - Record purchase details and condition - Compare watches side-by-side - Export collection data as PDF - Search for watches online ## Is Watch Collection safe? Not enough ratings yet to assess Watch Collection. ## Is Watch Collection legit? Watch Collection – 4R Caliber has limited verification signals. The AppsHunter Legitimacy Score for Watch Collection is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/watch-collection-4r-caliber/id6807063921/reviews.md ### 5/5 — Useful and Easy to Use ⭐⭐⭐⭐⭐ *2026-09-25* The 4R Caliber is a well-designed app with a clean and straightforward interface. The features are easy to understand, navigation is smooth, and the overall experience feels convenient and organized. A useful app that's definitely worth trying! 👍✨ **Developer response:** Thnak you so much for your feedback, it means a lot considering this is my first app. ## Frequently asked questions about Watch Collection ### Is Watch Collection official or affiliated with Seiko? Watch Collection is an independent, unofficial reference and collection-tracking app. It is not affiliated with, endorsed by, or sponsored by Seiko Corporation. ### What types of Seiko watches can I find in Watch Collection? You can browse the entire current global lineup, including every collection, region-exclusive release, and dial variation. It also features a decade of past models in the archive. ### Can I track my personal watch collection with Watch Collection? Yes, you can mark watches as Owned or add them to your Wishlist. You can also track price paid vs. retail price, record condition, purchase location, serial number, and add your own photos. ### What research features does Watch Collection offer? The app allows you to compare any two watches side-by-side, see when a caliber was first introduced, and get a rough fit hint based on your wrist size. ### Can I export my watch collection data? Yes, you can export your entire collection as a PDF, which is useful for insurance records. ### Does Watch Collection have ads? No, Watch Collection does not contain advertisements. ### What devices does Watch Collection support? Watch Collection is currently supported on iPhone devices. ### How often is Watch Collection updated? The latest version, 1.0.3, was released on October 10, 2026, indicating recent development activity. ## Version history (last 4 releases) ### 1.0.3 — 2026-10-10 • New in Browse: Discover More, with over 400 watches • Coutura and Seiko Power Design now have their own sections • Past Models now go back to 2012, with nearly 300 more watches • Over 1,100 watches in all, including more from the UK boutique • Saved Past Models keep their place when they gain a full entry ### 1.0.2 — 2026-10-05 • 600+ watches, including new UK-exclusive models • Now in 8 languages: English, Deutsch, Français, Español, Italiano, Português, Nederlands and Русский • Search past models back to 2015 by model number, with or without the suffix • Better comparison: watch photos side by side, plus a wrist-fit check • Add your own watch, with a photo, to your collection • The catalogue now refreshes automatically when you open the app ### 1.0.1 — 2026-09-28 NEW IN THIS VERSION • Expanded the catalog with dozens of UK and European-exclusive Seiko models that weren't in the global lineup before. • Add your own watch: for anything not yet in the catalog, add it manually with your own photo, price, and details. Works just like every other watch — including PDF export for your records. • Redesigned the Calibers section on Home with real close-up photography of the actual movements. • Smaller download — the app is significantly smaller than before. ### 1.0 — 2026-09-22 No release notes. ## Apps similar to Watch Collection | App | Rating | Price | Category | | --- | --- | --- | --- | | [Watch Identifier Pro](https://appshunter.io/ios/app/watch-identifier-pro/id6803959073) | — | Free | Reference | | [Watch Scanner & Value: Chronos](https://appshunter.io/ios/app/watch-scanner-and-value-chronos/id6767581507) | 3.9 (10) | Free | Reference | | [Patina AI - Watch Identifier](https://appshunter.io/ios/app/patina-ai-watch-identifier/id6746779319) | 5.0 (2) | Free | Reference | | [Watch Scanner: AI Identifier](https://appshunter.io/ios/app/watch-scanner-ai-identifier/id6761323900) | 3.4 (5) | Free | Reference | | [Watch Identifier & Collection](https://appshunter.io/ios/app/watch-identifier-and-collection/id6755446924) | 4.7 (17) | Free | Reference | | [Card Value Scanner for Lorcana](https://appshunter.io/ios/app/card-value-scanner-for-lorcana/id6744360442) | 4.0 (14) | Free | Reference | --- *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 2026-10-11.*