CaratHunter
Plans
Marquise|Lab Grown|IGI

0.51ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG843684949

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843684949

Diamond specifications and retailer prices

From $253 CAD
$181 USD
As of October 30, 2026
Save $482 CAD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,710 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843684949 or 843684949. Listed at 6 retailers as of October 29, 2026, with a 190% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843684949
Dimensions8.04 × 4.06 × 2.61 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm4.06 mm0.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG843684949
Side View
Table 63.0%Crown 39.8°Girdle: MED-STKPavilion 40.1°CuletDepth 64.3%

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: Oct 30
Current: $1,710 CAD|Low: $253 CAD|High: $1,710 CAD|Avg: $673 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$253 CAD
Retailer 2$416 CAD
Retailer 3$492 CAD
Retailer 5$612 CAD
Retailer 4$735 CAD
MOH London$1,710 CAD

16 data points across 6 retailers

6 retailers$253 CAD to $735 CAD

A
Cheapest Retailer
-
$253 CAD
$181 USD
B+
Retailer 2
-
$416 CAD
£234 GBP
View
B+
Retailer 3
-
$492 CAD
£277 GBP
View
B
Retailer 4
-
$612 CAD
$437 USD
View
B
Retailer 5
-
$735 CAD
$525 USD
View
Most Expensive
MOH London
LG843684949 · Oct 29
$1,710 CAD
£962 GBP
View
Price under review
5 more retailers have this diamond
Prices start from $253 CADSave up to $482 CAD

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
0.51ct Marquise
$253 CAD