Marquise|Lab Grown|IGI

3.03ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG844682920

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844682920

Diamond specifications and retailer prices

From $2,888 USD
As of November 3, 2026
Save $5,196 USD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,084 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844682920 or 844682920. Listed at 13 retailers as of October 29, 2026, with prices from $2,888 to $8,084, a $5,196 spread on the same certified stone. MOH London lists it at $8,084. 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

3.03
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844682920
Dimensions15.65 × 7.50 × 4.61 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.65 mm7.50 mm3.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844682920
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

Caratlytics Score

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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 3
Current: $8,084 USD|Low: $2,888 USD|High: $8,084 USD|Avg: $5,074 USD|+0.4%
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
November 4, 2026
Retailer 11$2,888 USD
Retailer 6$3,155 USD
Retailer 8$3,365 USD
Retailer 7$3,555 USD
Retailer 2$4,001 USD
Retailer 10$4,391 USD
Retailer 4$4,677 USD
Retailer 12$5,669 USD
Retailer 5$5,990 USD
Retailer 13$6,781 USD
Retailer 9$6,970 USD
Retailer 3$8,019 USD
MOH London$8,084 USD

15 data points across 13 retailers

13 retailers$2,888 USD to $8,084 USD

A
Cheapest Retailer
-
$2,888 USD
Final sale: no returns
A
Retailer 2
-
$3,155 USD
View
A
Retailer 3
-
$3,365 USD
View
A
Retailer 4
-
$3,555 USD
View
A
Retailer 5
-
$4,001 USD
View
A
Retailer 6
-
$4,391 USD
View
A
Retailer 7
-
$4,677 USD
View
B+
Retailer 8
-
$5,669 USD
View
Retailer 9
-
$5,990 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$6,781 USD
View
B+
Retailer 11
-
$6,970 USD
View
B+
Retailer 12
-
$8,019 USD
View
Most Expensive
B+
MOH London
LG844682920 · Oct 29
$8,084 USD
£6,365 GBP
View
12 more retailers have this diamond
Prices start from $2,888 USDSave up to $5,196 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
3.03ct Marquise
$2,888 USD