47
ocean diorama supplies
Skip itA small market ($11K/yr) — this niche doesn't clear our bar today.
Brand share
Great51%top-5 brand share — no brand owns this niche
Competition
Great34%top-5 click share — an open shelf
Review moat
Great394.93avg incumbent reviews — the moat a new listing must climb
Avg price
Great$16.73avg listing price — sweet spot $15–$100
Price range
Good$5.31–$41.13cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.2%return rate — above 5% kills the launch gate
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Bad1.5%search→purchase rate — share of searches ending in a sale
Growth
Bad-24.8%90-day search growth — must beat 0% to launch
Market size
Bad$11K$11K/yr · 43K searches
Signals Low Review Barrier