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Marquise|Lab Grown|IGI

5.10ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754594981

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754594981

Diamond specifications and retailer prices

From $29,328 USD
As of November 1, 2026
Save $18,933 USD (39%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $48,261 USD at MOH London · As of November 3, 2026
View at MOH London

About this 5.1ct lab-grown marquise diamond

This 5.1ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594981 or 754594981. Listed at 26 retailers as of November 1, 2026, with prices from $29,328 to $48,261, a $18,933 spread on the same certified stone. MOH London lists it at $48,261. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594981
Dimensions17.34 × 8.92 × 5.64 mm
L/W Ratio1.94
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
17.34 mm8.92 mm5.10 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594981
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
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: Nov 1
Current: $48,261 USD|Low: $26,130 USD|High: $105,468 USD|Avg: $52,811 USD
MOH London
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
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Retailer 18
November 1, 2026
Retailer 10$26,130 USD
Retailer 3$30,473 USD
Retailer 17$30,790 USD
Retailer 16$32,373 USD
Retailer 6$33,342 USD
Retailer 8$34,138 USD
Retailer 15$36,998 USD
Retailer 13$38,455 USD
Retailer 12$44,824 USD
Retailer 18$47,033 USD
MOH London$48,261 USD
Retailer 4$53,782 USD
Retailer 11$55,155 USD
Retailer 14$64,330 USD
Retailer 2$76,590 USD
Retailer 9$80,207 USD
Retailer 7$104,772 USD
Retailer 5$105,468 USD

33 data points across 18 retailers

26 retailers$29,328 USD to $48,261 USD

A
Cheapest Retailer
-
$29,328 USD
Retailer 2
-
$29,328 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$29,328 USD
View
Price last confirmed 23 days ago
B+
Retailer 4
-
$30,473 USD
View
B+
Retailer 5
-
$30,790 USD
View
B+
Retailer 6
-
$32,373 USD
View
Retailer 7
-
$32,373 USD
View
Price last confirmed 25 days ago
Retailer 8
-
$32,373 USD
View
Price last confirmed 34 days ago
Retailer 9
-
$32,632 USD
View
Price last confirmed 35 days ago
B+
Retailer 10
-
$33,342 USD
View
B+
Retailer 11
-
$34,138 USD
View
B+
Retailer 12
-
$36,998 USD
View
Retailer 13
-
$37,035 USD
View
Price last confirmed 35 days ago
Retailer 14
-
$37,552 USD
View
Price last confirmed 30 days ago
Retailer 15
-
$37,552 USD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$38,455 USD
£30,280 GBP
View
B
Retailer 17
-
$44,824 USD
View
Final sale: no returns
B
Retailer 18
-
$47,033 USD
View
Most Expensive
B
MOH London
LG754594981 · Nov 3
$48,261 USD
£38,001 GBP
View
18 more retailers have this diamond
Prices start from $29,328 USDSave up to $18,933 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 Marquise
$29,328 USD