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Marquise|Lab Grown|IGI

5.28ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG762545887

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762545887

Diamond specifications and retailer prices

From $26,760 USD
As of October 28, 2026
Save $21,806 USD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $48,566 USD at 77 Diamonds · As of October 29, 2026
View at 77 Diamonds

About this 5.28ct lab-grown marquise diamond

This 5.28ct lab-grown marquise 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 LG762545887 or 762545887. Listed at 12 retailers as of October 28, 2026, with prices from $26,760 to $48,566, a $21,806 spread on the same certified stone. 77 Diamonds lists it at $48,566. 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 angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545887
Dimensions17.82 × 9.14 × 5.62 mm
L/W Ratio1.95
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
17.82 mm9.14 mm5.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545887
Side View
Table 63.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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 28
Current: $48,566 USD|Low: $24,466 USD|High: $134,746 USD|Avg: $54,627 USD|-5.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 9$26,760 USD
Retailer 4$31,542 USD
Retailer 3$33,394 USD
Retailer 13$35,172 USD
Retailer 8$36,760 USD
Retailer 6$37,184 USD
Retailer 12$39,700 USD
Retailer 10$41,661 USD
77 Diamonds$48,566 USD
Retailer 11$54,376 USD
Retailer 7$56,759 USD
Retailer 2$82,190 USD
Retailer 5$98,782 USD
Retailer 14$134,746 USD

25 data points across 14 retailers

12 retailers$26,760 USD to $48,566 USD

A
Cheapest Retailer
-
$26,760 USD
B+
Retailer 2
-
$31,542 USD
View
B+
Retailer 3
-
$35,172 USD
View
B+
Retailer 4
-
$36,760 USD
View
B+
Retailer 5
-
$39,700 USD
View
B+
Retailer 6
-
$41,661 USD
View
Most Expensive
B+
77 Diamonds
MQPUIFSXNF3YU4D · Oct 29
$48,566 USD
£38,241 GBP
View
6 more retailers have this diamond
Prices start from $26,760 USDSave up to $21,806 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 Marquise
$26,760 USD