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Marquise|Lab Grown|IGI

6.03ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG582369153

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG582369153

Diamond specifications and retailer prices

From $3,740 USD
As of November 2, 2026
10 retailers carry this diamond
Most expensive: $3,740 USD at Brilliant Earth
View at Brilliant Earth

About this 6.03ct lab-grown marquise diamond

This 6.03ct lab-grown marquise sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG582369153 or 582369153. Listed at 10 retailers as of November 2, 2026. 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

6.03
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582369153
Dimensions19.74 × 9.47 × 5.56 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
19.74 mm9.47 mm6.03 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582369153
Side View
Table 64.0%Crown 33.3°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 58.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $3,740 USD|Low: $569 USD|High: $3,860 USD|Avg: $1,826 USD|-3.1%
Brilliant Earth
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 12, 2026
Retailer 14$796 USD
Retailer 8$824 USD
Retailer 6$1,168 USD
Retailer 3$1,245 USD
Retailer 12$1,300 USD
Retailer 11$1,337 USD
Retailer 2$1,346 USD
Retailer 7$1,595 USD
Retailer 13$1,831 USD
Retailer 4$2,069 USD
Retailer 10$2,560 USD
Retailer 5$2,842 USD
Retailer 9$3,277 USD
Brilliant Earth$3,740 USD

14 data points across 14 retailers

10 retailers

Retailer 1
-
$682 USD
Price last confirmed 29 days ago
Retailer 2
-
$711 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$813 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$824 USD
View
Price last confirmed 29 days ago
Retailer 5
-
$1,595 USD
ZAR 25,769 ZAR
View
Price last confirmed 28 days ago
Retailer 6
-
$1,831 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$2,318 USD
View
Price last confirmed 33 days ago
Retailer 8
-
$2,842 USD
View
Price last confirmed 28 days ago
Retailer 9
-
$3,277 USD
£2,580 GBP
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
8058422A · Nov 2
$3,740 USD
View
9 more retailers have this diamond

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.

B
6.03ct Marquise
$3,740 USD