Cushion|Lab Grown|IGI

5.26ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG811634132

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634132

Diamond specifications and retailer prices

From $10,132 USD
As of October 26, 2026
Save $41,137 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $51,269 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.26ct lab-grown cushion diamond

This 5.26ct 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 LG811634132 or 811634132. Listed at 10 retailers as of October 26, 2026, with prices from $10,132 to $51,269, a $41,137 spread on the same certified stone. With Clarity lists it at $51,269. 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

5.26
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634132
Dimensions11.74 × 9.34 × 6.12 mm
L/W Ratio1.26
Girdle conditionFaceted
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
11.74 mm9.34 mm5.26 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634132
Side View
Table 58.0%Crown 36.4°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 65.5%

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 26
Current: $11,008 USD|Low: $10,132 USD|High: $52,409 USD|Avg: $19,341 USD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 31, 2026
Retailer 9$10,132 USD
Retailer 4$10,317 USD
Retailer 7$10,915 USD
Retailer 1$11,008 USD
Retailer 2$11,403 USD
Retailer 5$15,947 USD
Retailer 6$17,676 USD
Retailer 8$26,616 USD
Retailer 3$30,536 USD
With Clarity$51,269 USD

39 data points across 10 retailers

10 retailers$10,132 USD to $51,269 USD

A
Cheapest Retailer
-
$10,132 USD
A
Retailer 2
-
$10,317 USD
HK$80,600 HKD
View
Retailer 3
-
$10,915 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$11,008 USD
View
A
Retailer 5
-
$11,403 USD
£8,979 GBP
View
A
Retailer 6
-
$15,947 USD
€15,188 EUR
View
B+
Retailer 7
-
$17,676 USD
£13,918 GBP
View
B
Retailer 8
-
$26,616 USD
View
B
Retailer 9
-
$30,536 USD
View
Most Expensive
B
With Clarity
811634132 · Oct 30
$51,269 USD
View
9 more retailers have this diamond
Prices start from $10,132 USDSave up to $41,137 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
5.26ct Cushion
$10,132 USD