Is cubic zirconia necklace profitable to sell on Amazon United States?

The niche generates $718K/yr across 69 tracked products. 5 of 24 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Skip it (49/100).

How competitive is the cubic zirconia necklace niche?

31 brands and 36 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 66% of demand.

What do buyers complain about in cubic zirconia necklace?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 7.9% — above our launch gate.

When does demand for cubic zirconia necklace peak?

Demand peaks in May–Dec; the busiest month runs 1.9× the quietest.

What does it cost to enter the cubic zirconia necklace niche?

Listings span $11.32–$931.22; the average listing price is $155.34 (sweet spot $15–$100). The average incumbent carries 330 reviews — the moat a new listing must climb.

cubic zirconia necklace

Skip it

Weak search conversion (0.7%) — this niche doesn't clear our bar today.

Competition

Great28%

top-5 click share — an open shelf

Review moat

Great329.61

avg incumbent reviews — the moat a new listing must climb

Market size

Good$718K

$718K/yr · 624K searches

Brand share

Good66%

top-5 brand share — brands hold most of the demand

Avg price

Good$155.34

avg listing price — sweet spot $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Bad-3.8%

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

Returns

Bad7.9%

return rate — above 5% kills the launch gate

Conversion

Bad0.7%

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

Price range

Bad$11.32–$931.22

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

Signals Low Review Barrier High Returns High Price

According to Flapen's Amazon United States niche tracking, cubic zirconia necklace is a $718K/yr Amazon United States market (624K searches/yr). The top 5 brands hold 66% of demand. Demand peaks in May–Dec. Verdict: Skip it — 49/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

cubic zirconia necklace market data

Units sold / yr: 3K–4K; avg 0–100/product
Revenue / yr: $466K–$621K; units × avg price
Conversion rate: 0.7%
Avg BSR: #5,304
Page quality: 0%
Prime: 93%
Sponsored: 90%
Out of stock: 3.9%
Avg brand age: 37 months
Avg seller age: 183 days

Competition & brand share

Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.

Brands

31 falling

Sellers

Top-5 brand share

66%

Top 20: 94%

Top-5 click share

28%

Top 20: 58%

Open market

31%

shownii24%
Belacqua15%
Amazon Essentials9%
GILDED8%
The Diamond Channel8%
Luxval4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.8% search growth over the last 90 days.

Peak months: May, Dec · busiest ÷ quietest = 1.9×

Open Trend

Top cubic zirconia necklace search terms

lab grown diamond necklace86K/yr +8.0%0.1% conv.
diamond jewelry60K/yr +12.5%0.1% conv.
diamond pendant60K/yr -1.1%0.1% conv.
silver diamond necklace47K/yr -4.0%0.6% conv.
diamond pendant necklace for women44K/yr -7.4%0.6% conv.
diamond pendant necklace34K/yr +35.9%0.6% conv.
lab diamond necklace31K/yr +11.2%0.2% conv.
diamond jewelry for women62K/yr -46.4%0.0% conv.
floating diamond necklace26K/yr +19.4%0.2% conv.
diamond solitaire necklace25K/yr -1.6%0.4% conv.

All search terms

Top cubic zirconia necklace 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

Top sellers

by 90-day click share

Belacqua 1/4 Carat Round Lab Grown Solitaire Diamond Pendant Necklace in Sterling Silver 18 Cable Chain Spring Ring Clasp G Color SI Clarity Dainty Jewelry for Women Gift Box Included

Belacqua$77.264.1★17 rev

shownii Diamond Necklace Certified LAB GROWN 1CT Round Diamond Necklaces for Women 14K White Gold Plated Sterling Silver 4 Prong Solitaire Pendant Jewelry (G-H Color SI1-VS2 Clarity)

shownii$288.094.6★39 rev

shownii Diamond Necklace Certified LAB GROWN 0.25 CT Round Diamond Necklaces for Women 10K White Gold Plated Sterling Silver 4 Prong Solitaire Pendant Jewelry (G-H Color SI1-VS2 Clarity)

shownii$93.144.6★39 rev

Amazon Essentials IGI Certified 0.5 Carat Solitaire Lab Grown Diamond Pendant Necklace in 14k Yellow Gold - 16 Chain with 2 Extender

Amazon Essentials$315.754.2★109 rev

KRKC Moissanite Pendant Necklace for Women 0.5CT/1CT/2CT/3CT/4CT Lab Created Diamond Solitaire Pendant VVS1 Clarity D Color Adjustable 14K White Gold Plated S925 Sterling Silver Chain Jewelry Gift for Anniversary Valentines Christmas Day

KRKC&CO KEEP REAL KEEP CHAMPION$58.544.5★141 rev

Newest

by launch date

shownii Diamond Necklace Certified LAB GROWN 0.25 CT Round Diamond Necklaces for Women 10K White Gold Plated Sterling Silver 4 Prong Solitaire Pendant Jewelry (G-H Color SI1-VS2 Clarity)

shownii$93.1439 rev

4mo ago

shownii Diamond Necklace Certified LAB GROWN 0.25CT Round Diamond Necklaces for Women 10K Yellow Gold Plated Sterling Silver 4 Prong Solitaire Pendant Jewelry (G-H Color SI1-VS2 Clarity)

shownii$93.4411 rev

4mo ago

GILDED 0.25 Cttw Round Lab-Grown Diamond Solitaire Pendant Necklace F Color SI Clarity 14KT Gold Plated Silver Sterling Silver 18 Cable Chain with Spring Ring Clasp

GILDED$78.4039 rev

5mo ago

Itsy Bitsy by Gilde Round Solitaire 1/10 Cttw Lab-Grown Diamond Pendant Necklace 14KT Gold Plated Silver Classic 4-Prong Setting 18 Chain (14KT Gold Plated)

GILDED$35.0239 rev

6mo ago

Belacqua 1/4 Carat Round Lab Grown Solitaire Diamond Pendant Necklace in Sterling Silver 18 Cable Chain Spring Ring Clasp G Color SI Clarity Dainty Jewelry for Women Gift Box Included

Belacqua$77.2617 rev

8mo ago

What buyers say about cubic zirconia necklace

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

What buyers love

Quality-Overall17%

“The quality feels solid”

Brightness/Shine/Glow13%

“Its shines beautifully”

Value For Money11%

“Good deal”

Color7%

“I love the color”

Chain/Key Quality7%

“Chain was perfect size”

Shape/Style6%

“Style”

Precious Gemstone6%

“Great diamond”

Size-Overall5%

“Fits well and comes with extensions”

Gifting Purpose5%

“Nice looking - good gift”

Advertised Vs Actual Product4%

“Accurate description”

What buyers complain about

Size-Overall19%

“Way too small”

Quality-Overall16%

“it looks cheap”

Durability8%

“The following day it was broken”

Chain/Key Quality8%

“Chain is easily broken”

Color5%

“Turned me green”

Precious Gemstone4%

“loses stones”

Value For Money4%

“A little pricey for what it is”

Allergies4%

“I am very allergic to nickel”

Thickness4%

“so very thin”

Advertised Vs Actual Product2%

“It does not look like the picture”

Top return reasons

Size-Overall39%

Quality-Overall12%

Advertised Vs Actual Product9%

Neck Fit6%

Chain/Key Quality5%

Metal Authenticity5%

Functionality-Overall3%

Color2%

Shape/Style2%

Brightness/Shine/Glow2%

Common questions

Is cubic zirconia necklace profitable to sell on Amazon United States?: The niche generates $718K/yr across 69 tracked products. 5 of 24 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Skip it (49/100).
How competitive is the cubic zirconia necklace niche?: 31 brands and 36 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 66% of demand.
What do buyers complain about in cubic zirconia necklace?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 7.9% — above our launch gate.
When does demand for cubic zirconia necklace peak?: Demand peaks in May–Dec; the busiest month runs 1.9× the quietest.
What does it cost to enter the cubic zirconia necklace niche?: Listings span $11.32–$931.22; the average listing price is $155.34 (sweet spot $15–$100). The average incumbent carries 330 reviews — the moat a new listing must climb.