54
signed baseball cards
Worth a lookShows low returns (0.4%), but a small market ($23K/yr) keeps it on the watch list.
Returns
Incredible0.4%return rate — above 5% kills the launch gate
Quality gap
Incredible3.9★avg incumbent rating — lower means beatable quality
Avg price
Great$47.05avg listing price — sweet spot $15–$100
Review moat
Great305.84avg incumbent reviews — the moat a new listing must climb
Price range
Good$9.56–$129.88cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Brand share
Okay80%top-5 brand share — brands hold most of the demand
Growth
Okay+9.0%90-day search growth — must beat 0% to launch
Conversion
Bad1.2%search→purchase rate — share of searches ending in a sale
Market size
Bad$23K$23K/yr · 41K searches