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Cushion|Lab Grown|IGI

5.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768630667

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768630667

Diamond specifications and retailer prices

From $8,310 USD
As of October 29, 2026
Save $41,400 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $49,710 USD at With Clarity · As of October 30, 2026
View at With Clarity

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630667 or 768630667. Listed at 14 retailers as of October 29, 2026, with prices from $8,310 to $49,710, a $41,400 spread on the same certified stone. With Clarity lists it at $49,710. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630667
Dimensions11.27 × 9.40 × 6.25 mm
L/W Ratio1.20
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
11.27 mm9.40 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630667
Side View
Table 59.0%Crown 36.4°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 66.5%

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: Oct 29
Current: $11,321 USD|Low: $8,310 USD|High: $50,814 USD|Avg: $19,862 USD|-15.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 10$8,310 USD
Retailer 2$9,825 USD
Retailer 7$9,997 USD
Retailer 12$10,491 USD
Retailer 1$11,321 USD
Retailer 8$15,462 USD
Retailer 3$17,140 USD
Retailer 9$17,488 USD
Retailer 6$18,648 USD
Retailer 11$25,806 USD
Retailer 4$28,160 USD
Retailer 5$29,964 USD
With Clarity$49,710 USD

38 data points across 13 retailers

14 retailers$8,310 USD to $49,710 USD

A
Cheapest Retailer
-
$8,310 USD
A
Retailer 2
-
$9,825 USD
View
A
Retailer 3
-
$9,997 USD
HK$78,100 HKD
View
A
Retailer 4
-
$10,491 USD
View
A
Retailer 5
-
$11,321 USD
£8,914 GBP
View
Retailer 6
-
$13,345 USD
View
Price last confirmed 81 days ago
A
Retailer 7
-
$15,462 USD
€14,726 EUR
View
B+
Retailer 8
-
$17,140 USD
View
B+
Retailer 9
-
$17,488 USD
£13,770 GBP
View
B+
Retailer 10
-
$18,648 USD
ZAR 301,253 ZAR
View
B+
Retailer 11
-
$25,806 USD
View
B
Retailer 12
-
$28,160 USD
View
B
Retailer 13
-
$29,964 USD
View
Most Expensive
B
With Clarity
768630667 · Oct 30
$49,710 USD
View
13 more retailers have this diamond
Prices start from $8,310 USDSave up to $41,400 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
$8,310 USD