Marquise|Lab Grown|IGI

3.46ct D VS2 Marquise Lab Grown Diamond

VG • D/VS2 • IGI LG836674768

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836674768

Diamond specifications and retailer prices

From $950 USD
As of October 21, 2026
7 retailers carry this diamond
Most expensive: $3,110 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.46ct lab-grown marquise diamond

This 3.46ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG836674768 or 836674768. Listed at 7 retailers as of October 18, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.46
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836674768
Dimensions15.82 × 7.49 × 4.94 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.82 mm7.49 mm3.46 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836674768
Side View
Table 58.0%Crown 37.3°Girdle: THK-VTKPavilion 40.3°Culet: NoneDepth 66.0%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 21
Current: $3,110 USD|Low: $950 USD|High: $3,145 USD|Avg: $1,845 USD|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 22, 2026
Retailer 5$950 USD
Retailer 7$1,075 USD
Retailer 2$1,094 USD
Retailer 3$1,119 USD
Retailer 8$1,616 USD
Retailer 9$2,295 USD
Retailer 6$2,831 USD
Retailer 4$3,091 USD
Rare Carat$3,110 USD

28 data points across 9 retailers

7 retailers$950 USD to $3,110 USD

Retailer 1
-
$950 USD
Price last confirmed 10 days ago
Retailer 2
-
$1,075 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$1,094 USD
£861 GBP
View
Price last confirmed 9 days ago
Retailer 4
-
$2,295 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$2,831 USD
A$4,356 AUD
View
Price last confirmed 22 days ago
Retailer 6
-
$3,091 USD
£2,434 GBP
View
Price last confirmed 9 days ago
Most Expensive
Rare Carat
RM44-5000_l_836674768 · Oct 18
$3,110 USD
View
Price last confirmed 12 days ago
6 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.

3.46ct Marquise
$950 USD