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Cushion|Lab Grown|IGI

5.31ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG816608288

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816608288

Diamond specifications and retailer prices

From $9,946 CAD
$7,120 USD
As of October 31, 2026
Save $50,009 CAD (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $59,955 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.31ct lab-grown cushion diamond

This 5.31ct 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 LG816608288 or 816608288. Listed at 8 retailers as of October 31, 2026, with prices from $9,946 to $59,955, a $50,009 spread on the same certified stone. Do Amore Diamonds lists it at $59,955. 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

5.31
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608288
Dimensions11.09 × 9.29 × 6.32 mm
L/W Ratio1.19
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
11.09 mm9.29 mm5.31 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608288
Side View
Table 59.0%Crown 36.5°Girdle: STK-VTKPavilion 35.9°Culet: NoneDepth 68.0%

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 31
Current: $59,955 CAD|Low: $9,946 CAD|High: $69,216 CAD|Avg: $29,966 CAD|-13.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 5$9,946 CAD
Retailer 3$11,476 CAD
Retailer 7$11,800 CAD
Retailer 8$14,374 CAD
Retailer 4$19,693 CAD
Retailer 6$22,023 CAD
Retailer 2$23,342 CAD
Retailer 10$31,465 CAD
Do Amore Diamonds$59,955 CAD
Retailer 9$61,075 CAD

26 data points across 10 retailers

8 retailers$9,946 CAD to $59,955 CAD

A
Cheapest Retailer
-
$9,946 CAD
$7,120 USD
A
Retailer 2
-
$11,476 CAD
$8,215 USD
View
A
Retailer 3
-
$11,800 CAD
$8,447 USD
View
Retailer 4
-
$14,374 CAD
$10,290 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$19,693 CAD
€13,426 EUR
View
A
Retailer 6
-
$22,023 CAD
£12,414 GBP
View
B+
Retailer 7
-
$23,342 CAD
$16,710 USD
View
Most Expensive
B
Do Amore Diamonds
27-DEB1A4FD5 · Oct 31
$59,955 CAD
$42,920 USD
View
7 more retailers have this diamond
Prices start from $9,946 CADSave up to $50,009 CAD

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
5.31ct Cushion
$9,946 CAD