Price Guide

"What is the value of my card?"

2011 Topps #DD-1 Diamond Duos (Series 2)

Roy Halladay / Roy Oswalt

Roy Halladay / Roy Oswalt's Baseball cards are available in at least 1 sets. Roy Halladay / Roy Oswalt's biggest 7-day price movers are 2011 Topps #DD-1 Diamond Duos (Series 2).

The biggest 30-day change Roy Halladay / Roy Oswalt cards are 2011 Topps #DD-1 Diamond Duos (Series 2).

Sports Card Investor is currently tracking 1 Roy Halladay / Roy Oswalt cards.

Trending Roy Halladay / Roy Oswalt Cards

Brought to you byMarket Movers

Roy Halladay / Roy Oswalt
2011 Topps #DD-1 Diamond Duos (Series 2)
7 DAYS0.0%
30 DAYS0.0%

Baseball Sets featuring Roy Halladay / Roy Oswalt

2011 Topps

{ "updatedAt": 1779789999484, "fetchedAt": 1779790038790, "availableIndexIds": [ "a", "b" ], "wax": { "indexId": "a", "indexLastUpdate": "2026-05-26T10:06:39.484Z" }, "card": { "indexId": "a", "indexLastUpdate": "2026-05-26T10:06:39.484Z" }, "card-sport": { "indexId": "a", "indexLastUpdate": "2026-05-26T10:06:39.484Z" }, "card-set": { "indexId": "a", "indexLastUpdate": "2026-05-26T10:06:39.484Z" }, "card-player": { "indexId": "a", "indexLastUpdate": "2026-05-26T10:06:39.484Z" }, "generatedAt": 1779850578730 }

Price Guide

Roy Halladay / Roy Oswalt

Trending Roy Halladay / Roy Oswalt Cards

Roy Halladay / Roy Oswalt

Baseball Sets featuring Roy Halladay / Roy Oswalt

Cards by Category