Marquise|Lab Grown|IGI

0.51ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG844683533

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844683533

Diamond specifications and retailer prices

From $181 USD
As of November 1, 2026
Save $341 USD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,213 USD 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844683533 or 844683533. Listed at 8 retailers as of October 31, 2026, with a 188% 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
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844683533
Dimensions8.06 × 4.05 × 2.68 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.06 mm4.05 mm0.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844683533
Side View
Table 60.0%Crown 40.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 66.2%

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: $1,213 USD|Low: $181 USD|High: $1,213 USD|Avg: $484 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7$181 USD
Retailer 2$293 USD
Retailer 3$325 USD
Retailer 4$349 USD
Retailer 5$373 USD
Retailer 8$433 USD
Retailer 6$522 USD
MOH London$1,213 USD

14 data points across 8 retailers

8 retailers$181 USD to $522 USD

A
Cheapest Retailer
-
$181 USD
B+
Retailer 2
-
$293 USD
£230 GBP
View
B+
Retailer 3
-
$325 USD
View
B+
Retailer 4
-
$349 USD
£275 GBP
View
B+
Retailer 5
-
$373 USD
View
B+
Retailer 6
-
$433 USD
View
B
Retailer 7
-
$522 USD
View
Most Expensive
MOH London
LG844683533 · Oct 29
$1,213 USD
£955 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $181 USDSave up to $341 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
0.51ct Marquise
$181 USD