Skip to content
55

opal

Worth a look

Shows a sweet-spot price point ($26.69 avg), but a small market ($25K/yr) keeps it on the watch list.

Market size 6Growth 40Conversion 6Competition 89Returns 74Price range 66Avg price 95Brand share 84Review moat 84Quality gap 65

Avg price

Incredible€26.69

avg listing price — sweet spot $15–$100

Competition

Great26%

top-5 click share — an open shelf

Brand share

Great51%

top-5 brand share — no brand owns this niche

Review moat

Great324.12

avg incumbent reviews — the moat a new listing must climb

Returns

Good2.1%

return rate — above 5% kills the launch gate

Price range

Good€4.90–€134.57

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Okay+12.0%

90-day search growth — must beat 0% to launch

Market size

Bad€25K

€25K/yr · 204K searches

Conversion

Bad0.5%

search→purchase rate — share of searches ending in a sale

According to Flapen's Amazon Germany niche tracking, opal is a €25K/yr Amazon Germany market (204K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in Dec. Verdict: Worth a look — 55/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

opal market data

Units sold / yr
1K–2K
avg 0–100/product
Revenue / yr
€33K–€40K
units × avg price
Conversion rate
0.5%
Avg BSR
#1,298
Page quality
0%
Prime
82%
Sponsored
79%
Out of stock
13.9%
Avg brand age
48 months
Avg seller age
186 days

Competition & brand share

Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.

Brands

40 falling

Sellers

61

Top-5 brand share

51%

Top 20: 85%

Top-5 click share

26%

Top 20: 62%

Open market

45%

  • Jiahanzb19%
  • Edellis15%
  • Candyfancy6%
  • limerencia5%
  • Sysow5%
  • BERGERLIN4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +12.0% search growth over the last 90 days.
7K5KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 1.8×

Top opal search terms

  • opal56K/yr
  • opal schmuck55K/yr
  • opal stein19K/yr
  • opal ohrringe22K/yr
  • opal anhänger14K/yr
  • opal kette18K/yr
  • ohrringe opal15K/yr
  • opal schmuck echt5K/yr
All search terms

Top opal products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%€5004%€10006%€1K8%€2K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about opal

What buyers praise and complain about, mined from review topics.

What buyers love

Qualität insgesamt21%

“Gerne wieder 👍 Sehr gute Qualität,”

Gesamtgröße14%

“Diese kleinen Ohrringe sind für Kinder optimal in der Qualität und Größe”

beworben Vs Tatsächliches Produkt11%

“wie auf dem Bild”

Farbe9%

“Farbe ist wie auf dem Bild”

Ketten/Schlüsselqualität8%

“Schöne Kette”

Geschenk Zweck6%

“auch zum Verschenken.”

Benutzerfreundlichkeit5%

“leicht anzuziehen”

Helligkeit/Glanz/Glühen2%

“Funkeln toll”

Sammlungsobjekte2%

“Sie waren von der Sammlung begeistert”

Materialqualität2%

“Dieses Material kann ich gut vertragen”

What buyers complain about

Gesamtgröße29%

“als kleinere”

Haltbarkeit15%

“Leider ist nach ein paar Tagen tragen der Ohringe schon der Verschluss an einem Ohrring defekt, scheint eine ziemliche einfache Verarbeitung zu sein”

Farbe9%

“Das, was geliefert wurde hat absolut nichts mit dem Foto zu tun - ist weder blau noch irgendwie bemerkenswert”

beworben Vs Tatsächliches Produkt9%

“Leider nicht wie am Foto”

Preis-Leistungs-Verhältnis7%

“Sind das Geld nicht wert”

Allergien4%

“Allergie”

Haftung/Klebrigkeit4%

“Ist halt geklebt”

Verschluss Qualität3%

“Sehr dünn und superkleiner Verschluss zum drehen”

Dicke3%

“Nur die Kette ist arg dünn”

Riemen/Saitenqualität2%

“Anscheinend die Verschlüsse nicht richtig gehalten”

Top return reasons

Gesamtgröße49%
Farbe13%
beworben Vs Tatsächliches Produkt8%
Qualität insgesamt4%
Metall Authentizität4%
Defekt Material/Teile3%
Haltbarkeit2%
Materialqualität2%
Kostbarer Edelstein2%
Preis-Leistungs-Verhältnis2%

Common questions

Is opal profitable to sell on Amazon Germany?
The niche generates €25K/yr across 68 tracked products. 0 of 18 products launched in the last 360 days are still selling. 90-day search growth is +12.0%. Flapen's verdict: Worth a look (55/100).
How competitive is the opal niche?
40 brands and 61 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 51% of demand.
What do buyers complain about in opal?
Top complaints mined from reviews: Gesamtgröße, Haltbarkeit, Farbe. The return rate is 2.1%.
When does demand for opal peak?
Demand peaks in Dec; the busiest month runs 1.8× the quietest.
What does it cost to enter the opal niche?
Listings span €4.90–€134.57; the average listing price is €26.69 (sweet spot $15–$100). The average incumbent carries 324 reviews — the moat a new listing must climb.