Marquise|Lab Grown|IGI

3.07ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG840655722

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840655722

Diamond specifications and retailer prices

From $395 USD
As of October 29, 2026
Save $1,650 USD (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,045 USD at Rare Carat · As of October 25, 2026
View at Rare Carat

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 LG840655722 or 840655722. Listed at 3 retailers as of October 25, 2026, with prices from $395 to $2,045, a $1,650 spread on the same certified stone. Rare Carat lists it at $2,045. 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 angle36.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840655722
Dimensions14.34 × 7.58 × 4.90 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.34 mm7.58 mm3.07 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840655722
Side View
Table 62.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,045 USD|Low: $395 USD|High: $2,065 USD|Avg: $1,247 USD|-1.0%
Rare Carat
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$395 USD
Retailer 2$816 USD
Rare Carat$2,045 USD

27 data points across 3 retailers

3 retailers$395 USD to $2,045 USD

A
Cheapest Retailer
-
$395 USD
Final sale: no returns
A
Retailer 2
-
$816 USD
£642 GBP
View
Most Expensive
B
Rare Carat
840655722 · Oct 25
$2,045 USD
View
2 more retailers have this diamond
Prices start from $395 USDSave up to $1,650 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