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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 $5,531 USD
As of November 1, 2026
Save $29,929 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $35,460 USD 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 $5,531 to $35,460, a $29,929 spread on the same certified stone. Do Amore Diamonds lists it at $35,460. 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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $35,460 USD|Low: $5,531 USD|High: $35,460 USD|Avg: $14,680 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 1, 2026
Retailer 18$5,531 USD
Retailer 16$6,415 USD
Retailer 10$6,919 USD
Retailer 17$7,235 USD
Retailer 9$8,410 USD
Retailer 14$8,478 USD
Retailer 7$9,388 USD
Retailer 12$10,225 USD
Retailer 15$10,892 USD
Retailer 8$13,406 USD
Retailer 2$13,428 USD
Retailer 11$13,771 USD
Retailer 3$14,590 USD
Retailer 4$16,454 USD
Retailer 13$22,973 USD
Retailer 6$23,225 USD
Retailer 5$24,347 USD
Do Amore Diamonds$35,460 USD

38 data points across 18 retailers

19 retailers$5,531 USD to $35,460 USD

A
Cheapest Retailer
-
$5,531 USD
A
Retailer 2
-
$6,415 USD
View
A
Retailer 3
-
$6,919 USD
View
Final sale: no returns
A
Retailer 4
-
$7,235 USD
View
A
Retailer 5
-
$8,410 USD
HK$65,700 HKD
View
A
Retailer 6
-
$8,478 USD
£6,676 GBP
View
A
Retailer 7
-
$9,388 USD
£7,392 GBP
View
A
Retailer 8
-
$10,225 USD
View
A
Retailer 9
-
$10,892 USD
€10,373 EUR
View
A
Retailer 10
-
$13,406 USD
ZAR 216,575 ZAR
View
A
Retailer 11
-
$13,428 USD
£10,573 GBP
View
A
Retailer 12
-
$13,771 USD
A$21,186 AUD
View
A
Retailer 13
-
$14,590 USD
View
B+
Retailer 14
-
$16,454 USD
View
B+
Retailer 15
-
$20,420 USD
View
B+
Retailer 16
-
$22,973 USD
A$35,343 AUD
View
B+
Retailer 17
-
$23,225 USD
View
B
Retailer 18
-
$24,347 USD
SGD 32,901 SGD
View
Most Expensive
B
Do Amore Diamonds
27-F61977BE3 · Oct 31
$35,460 USD
View
18 more retailers have this diamond
Prices start from $5,531 USDSave up to $29,929 USD

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
$5,531 USD