At last, the boxing price surge???

[Exhibitman]

Raising this topic because PWCC closes boxing regularly and some of the prices are stunners if real:

2013 Upper Deck Employee Precious Metal Gems PMG Mike Tyson /125 #EMT BGS 9.5
US $7,100.00

1999 World Boxing Magazine Manny Pacquiao ROOKIE RC #143 PSA 9 MINT
US $20,200.00
--are you kidding me? It went from $1750 in January to $20K in March??

1996 Merlin Sky Sports Foil Mike Tyson #217 PSA 10 GEM MINT
US $1,602.77
--from $600 in February to this today?

1987 Panini Supersport Italian Mike Tyson #160 PSA 9 MINT
US $3,800.00
--on a 2nd year card?

1986 Panini Supersport Italian Mike Tyson ROOKIE RC #153 BGS 9 MINT
US $12,000.00

1986 Panini Supersport UK Mike Tyson ROOKIE RC #153 BGS 7 NRMT
US $2,850.00

1966 Panini Campioni Dello Sport Cassius Clay Muhammad Ali #377 PSA 8 NM-MT
US $9,600.00
--holy crap...

1960 Hemmets Journal Boxing Cassius Clay Muhammad Ali ROOKIE #23
PSA 4 (PWCC-E)

US $17,366.00

1960 Hemmets Journal Boxing Cassius Clay Muhammad Ali ROOKIE RC #23 BVG 2.5 GD $5,488.00
PSA 2 GD $6,402.00
BVG 5.5 EX+ $18,705.00
PSA 2 GD $10,300.00

1948 Leaf Boxing Sugar Ray Robinson ROOKIE RC #64 PSA 6 EXMT
US $1,425.00
--The only PSA versions that have sold for four figures have been PSA 8s.

1912 Cohen Weenen & Co Boxing Jack J0hnson GREEN BACK #5 PSA 5.5 EX+
US $910.00
--actually seems reasonable for a dark-bordered easily damaged card.

1911 Boys' Friend Famous Boxers Jack Johnson #1 PSA 2 GD
US $1,060.00
--this has been a $300 card at best forever in this grade

1967 Panini Campioni Dello Valida Boxing Cassius Clay Muhammad Ali PSA 2(mc) GD
US $385.00
--Someone really paid this for a wrecked card?

1999 World Boxing Magazine Manny Pacquiao ROOKIE RC #143 PSA 8 NM-MT
US $3,483.00
--Another 500% in a month card?

1910 T218 Mecca Boxing Jack Johnson FRONT VIEW SGC 3 VG $610.00

1910 T218 Champions Prize Fighter Jack Johnson SIDE FACE PSA 3 VG $455.00

1973 Panini Campioni Dello Sport Boxing Roberto Duran ROOKIE RC #301 PSA 8 NM-MT $477.00
--Seems about right for the second greatest lightweight of all time.

So I decided to start auctioning off some cards. First few closed today:

1971 Panini Olympia #208 Cassius Clay PSA 7 o/c $355.00

1976 Panini Montreal #79 Cassius Clay PSA 5 $234.39

Lots of bids on each, too. I was pleased with the results.

Your thoughts??