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Marquise|Lab Grown|IGI

6.38ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG613352248

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG613352248

Diamond specifications and retailer prices

From $942 USD
As of October 30, 2026
Save $2,222 USD (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,801 USD at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 6.38ct lab-grown marquise diamond

This 6.38ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG613352248 or 613352248. Listed at 16 retailers as of October 30, 2026, with a 236% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.38
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613352248
Dimensions18.62 × 9.79 × 6.13 mm
L/W Ratio1.90
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
18.62 mm9.79 mm6.38 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613352248
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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: Oct 30
Current: $1,624 USD|Low: $904 USD|High: $3,755 USD|Avg: $2,007 USD|-5.7%
Retailer 1
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 1, 2026
Retailer 2$942 USD
Retailer 8$1,011 USD
Retailer 3$1,025 USD
Retailer 4$1,055 USD
Retailer 7$1,095 USD
Retailer 6$1,555 USD
Retailer 5$1,571 USD
Retailer 1$1,624 USD
Retailer 13$2,355 USD
Retailer 9$2,789 USD
Retailer 10$2,843 USD
Retailer 11$3,164 USD
Retailer 12$3,710 USD

44 data points across 13 retailers

16 retailers$942 USD to $3,164 USD

A
Cheapest Retailer
-
$942 USD
A
Retailer 2
-
$1,011 USD
View
A
Retailer 3
-
$1,025 USD
View
A
Retailer 4
-
$1,055 USD
View
Final sale: no returns
Retailer 5
-
$1,093 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,095 USD
View
A
Retailer 7
-
$1,555 USD
£1,224 GBP
View
A
Retailer 8
-
$1,571 USD
View
B+
Retailer 9
-
$1,624 USD
View
B+
Retailer 10
-
$2,355 USD
View
B+
Retailer 11
-
$2,459 USD
View
B+
Retailer 12
-
$2,789 USD
£2,196 GBP
View
B
Retailer 13
-
$2,843 USD
View
B+
Retailer 14
-
$3,164 USD
View
Retailer 15
-
$3,710 USD
£2,921 GBP
View
Price last confirmed 7 days ago
Most Expensive
Taylor and Hart
PW2SYT1 · Oct 18
$3,801 USD
View
Price last confirmed 14 days ago
15 more retailers have this diamond
Prices start from $942 USDSave up to $2,222 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
6.38ct Marquise
$942 USD