Top Left
Tap to recenterPosition the full top-left card corner inside this locked frame.
Card Inspection Studio
Live grading bench
Move from a clean capture to a crop-ready card, locked corner views, surface contrast, and a report you can keep.
Source image
Use even light, a contrasting background, and keep all four card edges visible.
Crop editor
01Tap one border edge, then the opposite edge.
02Fine-tune the merged trace around the card.
03Apply the crop with a safe 10px back-off.
Normalized card
Card, corners, monochrome, and heatmap.
Local text scan: DiamondScope uses an on-device convolution filter and the server's bundled OCR model to add long visible card text to the listing description. No image is sent to an outside AI service.
Live status
Waiting for a camera frame or upload.
Credit wallet
Bronze - 25 credits
New accounts include 10 credits. Each crop or PDF uses one credit; each successfully published eBay listing uses three.
Sign in to unlock the PayPal credit purchase page.
Advanced inspection
10x corner review
Tap a corner on the normalized card, then recenter its enlarged view below. These exact locked frames are used in your PDF.
Top Left
Tap to recenterPosition the full top-left card corner inside this locked frame.
Top Right
PDF locked viewPosition the full top-right card corner inside this locked frame.
Bottom Left
PDF locked viewPosition the full bottom-left card corner inside this locked frame.
Bottom Right
PDF locked viewPosition the full bottom-right card corner inside this locked frame.
Tile-by-tile sweep
12x surface passContrast lab
Boosted contrast helps print lines, scratches, whitening, and edge issues stand apart.
Abrupt changes and likely wear zones are exaggerated for a faster visual review.