Marquise|Lab Grown|IGI

1.51ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG844610679

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844610679

Diamond specifications and retailer prices

From $511 USD
As of November 1, 2026
Save $1,019 USD (67%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,530 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844610679 or 844610679. Listed at 6 retailers as of October 31, 2026, with prices from $511 to $1,530, a $1,019 spread on the same certified stone. Brilliant Earth lists it at $1,530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844610679
Dimensions11.52 × 6.16 × 3.72 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.52 mm6.16 mm1.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844610679
Side View
Table 62.0%Crown 33.1°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.4%

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: Nov 1
Current: $1,215 USD|Low: $511 USD|High: $1,215 USD|Avg: $698 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5$511 USD
Retailer 3$514 USD
Retailer 2$576 USD
Retailer 4$1,027 USD
Retailer 1$1,215 USD

3 data points across 5 retailers

6 retailers$511 USD to $1,530 USD

A
Cheapest Retailer
-
$511 USD
A
Retailer 2
-
$514 USD
View
A
Retailer 3
-
$576 USD
£453 GBP
View
B+
Retailer 4
-
$1,027 USD
View
B
Retailer 5
-
$1,215 USD
£957 GBP
View
Most Expensive
B
Brilliant Earth
22382427A · Oct 31
$1,530 USD
View
5 more retailers have this diamond
Prices start from $511 USDSave up to $1,019 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
1.51ct Marquise
$511 USD