Marquise|Lab Grown|IGI

3.07ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG844645146

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844645146

Diamond specifications and retailer prices

From $395 USD
As of October 28, 2026
Save $2,265 USD (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,660 USD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 3.07ct lab-grown marquise diamond

This 3.07ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844645146 or 844645146. Listed at 4 retailers as of October 27, 2026, with prices from $395 to $2,660, a $2,265 spread on the same certified stone. Brilliant Earth lists it at $2,660. 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

3.07
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844645146
Dimensions15.32 × 7.53 × 4.74 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.32 mm7.53 mm3.07 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844645146
Side View
Table 60.0%Crown 34.7°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $395 USD|Low: $395 USD|High: $2,045 USD|Avg: $1,115 USD|-2.5%
Retailer 1
Retailer 2
Retailer 3
October 28, 2026
Retailer 1$395 USD
Retailer 2$820 USD
Retailer 3$2,045 USD

14 data points across 3 retailers

4 retailers$395 USD to $2,660 USD

A
Cheapest Retailer
-
$395 USD
Final sale: no returns
A
Retailer 2
-
$820 USD
£646 GBP
View
B
Retailer 3
-
$2,045 USD
View
Most Expensive
B
Brilliant Earth
22003228A · Oct 27
$2,660 USD
View
3 more retailers have this diamond
Prices start from $395 USDSave up to $2,265 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
3.07ct Marquise
$395 USD