Marquise|Lab Grown|IGI

3.51ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG807655772

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG807655772

Diamond specifications and retailer prices

From $902 USD
As of November 1, 2026
Save $1,216 USD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,118 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807655772 or 807655772. Listed at 6 retailers as of November 1, 2026, with prices from $902 to $2,118, a $1,216 spread on the same certified stone. MOH London lists it at $2,118. 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

3.51
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807655772
Dimensions15.60 × 8.15 × 4.90 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.60 mm8.15 mm3.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807655772
Side View
Table 56.0%Crown 31°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,118 USD|Low: $881 USD|High: $2,154 USD|Avg: $1,347 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$902 USD
Retailer 2$956 USD
Retailer 3$968 USD
Retailer 5$1,298 USD
Retailer 4$1,885 USD
MOH London$2,118 USD

42 data points across 6 retailers

6 retailers$902 USD to $2,118 USD

B+
Cheapest Retailer
-
$902 USD
A
Retailer 2
-
$956 USD
£753 GBP
View
A
Retailer 3
-
$968 USD
View
A
Retailer 4
-
$1,298 USD
View
B+
Retailer 5
-
$1,885 USD
View
Most Expensive
B+
MOH London
LG807655772 · Nov 1
$2,118 USD
£1,668 GBP
View
5 more retailers have this diamond
Prices start from $902 USDSave up to $1,216 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
3.51ct Marquise
$902 USD