Best Dialga Cards to Grade

The Dialga cards where grading pays off most — ranked by net profit from raw to PSA 10 after real grading costs, with each card's estimated gem rate and risk-adjusted return. Top pick: Dialga-EX (Phantom Forces) at +$13,317 best-case net.

Best cards to grade, ranked by risk-adjusted grading profit
#	Card	Raw	PSA 10	Cost	Net (best)	Risk-adj.
1	Dialga-EXPhantom Forces #122 · 1.9% gem rate	$300	$14,179	$562	+$13,317	−$1
2	Dialga G LV.XPlatinum #122	$35	$10,800	$528	+$10,238	—
3	Arceus & Dialga & Palkia-GXCosmic Eclipse #221 · 36% gem rate	$560	$4,560	$241	+$3,759	+$1,238
4	Palkia & Dialga LEGENDHS—Triumphant #102 · 6.2% gem rate	$131	$3,850	$233	+$3,485	+$52
5	Palkia & Dialga LEGENDHS—Triumphant #101 · 10.7% gem rate	$132	$3,840	$233	+$3,474	+$249
6	DialgaCall of Legends #SL2 · 3.4% gem rate	$267	$3,942	$234	+$3,440	+$83
7	DialgaCall of Legends #3	$12	$2,848	$223	+$2,613	—
8	Dialga LV.XGreat Encounters #105 · 4% gem rate	$120	$1,878	$124	+$1,634	+$228
9	Dialga-EXPlasma Blast #99 · 1.2% gem rate	$299	$1,500	$120	+$1,081	−$4
10	DialgaXY Black Star Promos #XY77 · 0.3% gem rate	$24	$972	$90	+$858	−$3
11	Dialga LV.XDP Black Star Promos #DP37 · 0.5% gem rate	$49	$1,004	$115	+$840	−$38
12	DialgaMajestic Dawn #4 · 3.8% gem rate	$14	$870	$89	+$767	+$48
13	Dialga GPlatinum #7 · 6.8% gem rate	$18	$687	$87	+$582	+$8
14	Dialga-GXForbidden Light #138 · 40.9% gem rate	$72	$550	$85	+$392	+$114
15	Dialga-EXPhantom Forces #62 · 10.3% gem rate	$11	$448	$74	+$362	−$16
16	Dialga-GXForbidden Light #125 · 41.1% gem rate	$35	$450	$74	+$341	+$109
17	Arceus & Dialga & Palkia-GXCosmic Eclipse #258 · 44.3% gem rate	$92	$504	$85	+$327	+$101
18	Dialga-GXUltra Prism #164 · 43.4% gem rate	$46	$394	$74	+$274	+$87
19	Dialga-GXUltra Prism #146 · 41.1% gem rate	$21	$290	$73	+$197	+$59
20	Arceus & Dialga & Palkia-GXCosmic Eclipse #220 · 43.9% gem rate	$59	$302	$73	+$170	+$38
21	Origin Forme Dialga VSTARCrown Zenith Galarian Gallery #GG68 · 56.4% gem rate	$136	$325	$73	+$115	+$31
22	Arceus & Dialga & Palkia-GXCosmic Eclipse #156 · 41.3% gem rate	$31	$209	$72	+$106	+$6
23	Dialga-EXPlasma Blast #65 · 4.6% gem rate	$24	$195	$72	+$99	−$58
24	Origin Forme Dialga VAstral Radiance #177 · 52.5% gem rate	$66	$205	$72	+$67	+$3
25	Dialga-GXUltra Prism #100 · 47.9% gem rate	$12	$123	$71	+$40	−$6
26	Origin Forme Dialga VAstral Radiance #113 · 46.5% gem rate	$5	$110	$71	+$34	−$13
27	Dialga-GXForbidden Light #82 · 49.8% gem rate	$9	$113	$71	+$33	−$2
28	DialgaPlatinum #6 · 3.7% gem rate	$10	$103	$71	+$22	−$40
29	Origin Forme Dialga VSTARAstral Radiance #210 · 61.9% gem rate	$12	$96	$71	+$13	−$16

Net (best) = PSA 10 value − raw value − grading cost (PSA fees as of 2026-06-28). Risk-adjusted weights every grade by its estimated likelihood from PSA population (cumulative and biased toward nicer copies — a guide, not a guarantee).

← All Dialga cards Grading ROI index ROI calculator