40
october birthstone
Skip itA small market ($31K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$29.48avg listing price — sweet spot $15–$100
Price range
Good$7.25–$139.32cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Good68%top-5 brand share — brands hold most of the demand
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Growth
Okay+17.2%90-day search growth — must beat 0% to launch
Review moat
Okay1,755.05avg incumbent reviews — the moat a new listing must climb
Returns
Okay4.1%return rate — above 5% kills the launch gate
Competition
Okay65%top-5 click share — leaders hold, buyers still browse
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Market size
Bad$31K$31K/yr · 117K searches