Marquise|Lab Grown|IGI

3.07ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG841610122

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841610122

Diamond specifications and retailer prices

From $385 USD
As of November 1, 2026
Save $411 USD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,085 USD at Rare Carat · As of October 18, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841610122 or 841610122. Listed at 3 retailers as of November 1, 2026, with a 107% 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

3.07
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841610122
Dimensions15.56 × 7.52 × 4.64 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.56 mm7.52 mm3.07 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841610122
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,085 USD|Low: $385 USD|High: $2,110 USD|Avg: $1,228 USD|-1.2%
Rare Carat
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$385 USD
Retailer 2$796 USD
Rare Carat$2,085 USD

30 data points across 3 retailers

3 retailers$385 USD to $796 USD

A
Cheapest Retailer
-
$385 USD
Final sale: no returns
A
Retailer 2
-
$796 USD
£627 GBP
View
Most Expensive
Rare Carat
841610122 · Oct 18
$2,085 USD
View
Price last confirmed 15 days ago
2 more retailers have this diamond
Prices start from $385 USDSave up to $411 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
$385 USD