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Cushion|Lab Grown|IGI

5.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG660415017

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG660415017

Diamond specifications and retailer prices

From €4,951 EUR
$5,531 USD
As of November 1, 2026
Save €26,789 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €31,740 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown cushion diamond

This 5.1ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660415017 or 660415017. Listed at 19 retailers as of October 31, 2026, with prices from €4,951 to €31,740, a €26,789 spread on the same certified stone. Do Amore Diamonds lists it at €31,740. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660415017
Dimensions10.18 × 9.87 × 6.52 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.18 mm9.87 mm5.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660415017
Side View
Table 60.0%Crown 37.6°Girdle: MED-STKPavilion 38°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €31,740 EUR|Low: €4,951 EUR|High: €31,740 EUR|Avg: €13,140 EUR
Do Amore Diamonds
Retailer 2
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Retailer 18
November 1, 2026
Retailer 18€4,951 EUR
Retailer 16€5,742 EUR
Retailer 10€6,193 EUR
Retailer 17€6,476 EUR
Retailer 9€7,527 EUR
Retailer 14€7,589 EUR
Retailer 7€8,403 EUR
Retailer 12€9,152 EUR
Retailer 15€9,749 EUR
Retailer 8€12,000 EUR
Retailer 2€12,019 EUR
Retailer 11€12,326 EUR
Retailer 3€13,059 EUR
Retailer 4€14,728 EUR
Retailer 13€20,563 EUR
Retailer 6€20,788 EUR
Retailer 5€21,793 EUR
Do Amore Diamonds€31,740 EUR

38 data points across 18 retailers

19 retailers€4,951 EUR to €31,740 EUR

A
Cheapest Retailer
-
€4,951 EUR
$5,531 USD
A
Retailer 2
-
€5,742 EUR
$6,415 USD
View
A
Retailer 3
-
€6,193 EUR
$6,919 USD
View
Final sale: no returns
A
Retailer 4
-
€6,476 EUR
$7,235 USD
View
A
Retailer 5
-
€7,527 EUR
HK$65,700 HKD
View
A
Retailer 6
-
€7,589 EUR
£6,676 GBP
View
A
Retailer 7
-
€8,403 EUR
£7,392 GBP
View
A
Retailer 8
-
€9,152 EUR
$10,225 USD
View
A
Retailer 9
-
€9,749 EUR
View
A
Retailer 10
-
€12,000 EUR
ZAR 216,575 ZAR
View
A
Retailer 11
-
€12,019 EUR
£10,573 GBP
View
A
Retailer 12
-
€12,326 EUR
A$21,186 AUD
View
A
Retailer 13
-
€13,059 EUR
$14,590 USD
View
B+
Retailer 14
-
€14,728 EUR
$16,454 USD
View
B+
Retailer 15
-
€18,278 EUR
$20,420 USD
View
B+
Retailer 16
-
€20,563 EUR
A$35,343 AUD
View
B+
Retailer 17
-
€20,788 EUR
$23,225 USD
View
B
Retailer 18
-
€21,793 EUR
SGD 32,901 SGD
View
Most Expensive
B
Do Amore Diamonds
27-F61977BE3 · Oct 31
€31,740 EUR
$35,460 USD
View
18 more retailers have this diamond
Prices start from €4,951 EURSave up to €26,789 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.10ct Cushion
€4,951 EUR