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52

mondstein

Worth a look

Shows a fragmented shelf (top 5 take 36% of clicks), but weak search conversion (1.5%) keeps it on the watch list.

Market size 20Growth 23Conversion 18Competition 79Returns 67Price range 73Avg price 79Brand share 77Review moat 75Quality gap 62

Competition

Great36%

top-5 click share — an open shelf

Avg price

Great€16.74

avg listing price — sweet spot $15–$100

Brand share

Great58%

top-5 brand share — no brand owns this niche

Review moat

Good505.04

avg incumbent reviews — the moat a new listing must climb

Price range

Good€5.65–€40.26

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

Returns

Good2.3%

return rate — above 5% kills the launch gate

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Bad-3.0%

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

Market size

Bad€82K

€82K/yr · 332K searches

Conversion

Bad1.5%

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

According to Flapen's Amazon Germany niche tracking, mondstein is a €82K/yr Amazon Germany market (332K searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Dec. Verdict: Worth a look — 52/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

mondstein market data

Units sold / yr
4K–5K
avg 0–100/product
Revenue / yr
€67K–€84K
units × avg price
Conversion rate
1.5%
Avg BSR
#1,110
Page quality
0%
Prime
98%
Sponsored
96%
Out of stock
3.0%
Avg brand age
36 months
Avg seller age
177 days

Competition & brand share

Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.

Brands

30 falling

Sellers

34

Top-5 brand share

58%

Top 20: 94%

Top-5 click share

36%

Top 20: 71%

Open market

36%

  • LAKADA21%
  • Halukakah14%
  • BERGERLIN9%
  • GAVU8%
  • Farfume7%
  • Landorilo6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.0% search growth over the last 90 days.
13K8KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 2.0×

Top mondstein search terms

  • mondstein118K/yr
  • mondstein kette70K/yr
  • mondstein armband59K/yr
  • mondstein anhänger28K/yr
  • mondstein schmuck18K/yr
  • moonstone10K/yr
  • armband mondstein8K/yr
  • kette mondstein8K/yr
  • mondstein armband echter stein6K/yr
  • mondstein kette silber 9256K/yr
All search terms

Top mondstein 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%3%€2K6%€5K9%€7K12%€10K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

What buyers say about mondstein

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

What buyers love

Qualität insgesamt21%

“Prima Produkt”

Ketten/Schlüsselqualität19%

“Sehr hübsche Kette”

Preis-Leistungs-Verhältnis7%

“Für den Preis kann man nicht falsch machen”

Geschenk Zweck6%

“Geschenk”

Farbe6%

“Sehr huebsch”

Gesamtgröße5%

“Größe passt perfekt”

Haltbarkeit5%

“Lange Haltbarkeit”

beworben Vs Tatsächliches Produkt5%

“wie auf dem Bild”

Design insgesamt5%

“Für eine Edelstahlkette ist das Design gelungen”

Kostbarer Edelstein4%

“Sehr schöne Mondsteine”

What buyers complain about

Gesamtgröße35%

“kleiner als erwartet”

Kostbarer Edelstein9%

“Steine zu blass”

Haltbarkeit8%

“Leider ist er mir herunter gefallen und zerbrochen”

Materialqualität4%

“Sehr schlechte Verarbeitung angeblich silber nach 3 Monaten verfaerbt sich das material”

Zertifizierungen4%

“Die Schwarze Seite bröckelt ein bisschen ab ich weiß nicht ob das normal ist ich habe auch kein Echtheitszertifikat bekommen wie bei anderen Verkäufern angeboten”

Kennzeichen Zertifizierung4%

“Echtheitszertifikat lag leider nicht dabei”

Stärke4%

“Schwach”

Qualität insgesamt4%

“die Qualität nicht empfehlenswert.”

Helligkeit/Glanz/Glühen2%

“Der punktuelle Glanz ist lediglich ein Lichtreflex an einer Kristallfläche”

Riemen/Saitenqualität2%

“Nach kurzer Tragedauer ist das Band labberig geworden und sogar gerissen”

Top return reasons

Gesamtgröße59%
beworben Vs Tatsächliches Produkt6%
Qualität insgesamt5%
Metall Authentizität4%
Farbe4%
Kostbarer Edelstein4%
Breite3%
Ketten/Schlüsselqualität3%
Handgelenk fit 3%
Haltbarkeit3%

Common questions

Is mondstein profitable to sell on Amazon Germany?
The niche generates €82K/yr across 55 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -3.0%. Flapen's verdict: Worth a look (52/100).
How competitive is the mondstein niche?
30 brands and 34 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 58% of demand.
What do buyers complain about in mondstein?
Top complaints mined from reviews: Gesamtgröße, Kostbarer Edelstein, Haltbarkeit. The return rate is 2.3%.
When does demand for mondstein peak?
Demand peaks in Dec; the busiest month runs 2.0× the quietest.
What does it cost to enter the mondstein niche?
Listings span €5.65–€40.26; the average listing price is €16.74 (sweet spot $15–$100). The average incumbent carries 505 reviews — the moat a new listing must climb.