Cushion|Lab Grown|IGI

5.28ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804664627

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804664627

Diamond specifications and retailer prices

From $6,488 USD
As of October 30, 2026
Save $36,192 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $42,680 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.28ct lab-grown cushion diamond

This 5.28ct 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 LG804664627 or 804664627. Listed at 10 retailers as of October 30, 2026, with prices from $6,488 to $42,680, a $36,192 spread on the same certified stone. Do Amore Diamonds lists it at $42,680. 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

5.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804664627
Dimensions11.47 × 9.20 × 6.34 mm
L/W Ratio1.25
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
11.47 mm9.20 mm5.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804664627
Side View
Table 59.0%Crown 36.3°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $42,680 USD|Low: $6,488 USD|High: $49,280 USD|Avg: $16,900 USD|-13.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$6,488 USD
Retailer 7$7,080 USD
Retailer 5$8,131 USD
Retailer 11$9,332 USD
Retailer 10$10,490 USD
Retailer 9$11,175 USD
Retailer 6$14,016 USD
Retailer 8$15,965 USD
Retailer 4$16,620 USD
Retailer 3$24,273 USD
Do Amore Diamonds$42,680 USD

28 data points across 11 retailers

10 retailers$6,488 USD to $42,680 USD

A+
Cheapest Retailer
-
$6,488 USD
A
Retailer 2
-
$7,080 USD
View
A
Retailer 3
-
$8,131 USD
View
A
Retailer 4
-
$9,332 USD
View
Final sale: no returns
Retailer 5
-
$10,490 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$11,175 USD
View
A
Retailer 7
-
$14,016 USD
€13,349 EUR
View
A
Retailer 8
-
$15,965 USD
£12,571 GBP
View
B+
Retailer 9
-
$16,620 USD
View
Most Expensive
B
Do Amore Diamonds
27-76303C4FF · Oct 30
$42,680 USD
View
9 more retailers have this diamond
Prices start from $6,488 USDSave up to $36,192 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+
5.28ct Cushion
$6,488 USD