Marquise|Lab Grown|IGI

0.51ct E VVS2 Marquise Lab Grown Diamond

VG • E/VVS2 • IGI LG844684455

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844684455

Diamond specifications and retailer prices

From $120 USD
As of October 24, 2026
Save $953 USD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,073 USD at MOH London · As of October 25, 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 VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG844684455 or 844684455. Listed at 16 retailers as of October 24, 2026, with prices from $120 to $1,073, a $953 spread on the same certified stone. MOH London lists it at $1,073. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
E
Color
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844684455
Dimensions8.86 × 4.12 × 2.44 mm
L/W Ratio2.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.86 mm4.12 mm0.51 ctE / VVS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844684455
Side View
Table 61.0%Crown 29.2°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 59.2%

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: Oct 24
Current: $1,073 USD|Low: $115 USD|High: $1,073 USD|Avg: $365 USD
MOH London
Retailer 2
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 26, 2026
Retailer 15$115 USD
Retailer 3$120 USD
Retailer 11$137 USD
Retailer 8$154 USD
Retailer 13$234 USD
Retailer 16$238 USD
Retailer 12$259 USD
Retailer 10$350 USD
Retailer 4$359 USD
Retailer 7$363 USD
Retailer 6$369 USD
Retailer 5$410 USD
Retailer 14$413 USD
Retailer 2$460 USD
Retailer 9$471 USD
Retailer 17$886 USD
MOH London$1,073 USD

4 data points across 17 retailers

16 retailers$120 USD to $1,073 USD

A
Cheapest Retailer
-
$120 USD
A
Retailer 2
-
$137 USD
View
A
Retailer 3
-
$154 USD
HK$1,200 HKD
View
A
Retailer 4
-
$234 USD
€223 EUR
View
B+
Retailer 5
-
$238 USD
£187 GBP
View
B+
Retailer 6
-
$259 USD
View
B
Retailer 7
-
$350 USD
£276 GBP
View
B
Retailer 8
-
$359 USD
View
B
Retailer 9
-
$363 USD
SGD 491 SGD
View
B
Retailer 10
-
$369 USD
View
B
Retailer 11
-
$410 USD
View
B
Retailer 12
-
$413 USD
View
B
Retailer 13
-
$460 USD
View
B
Retailer 14
-
$471 USD
View
B
Retailer 15
-
$886 USD
View
Most Expensive
B
MOH London
LG844684455 · Oct 25
$1,073 USD
£845 GBP
View
15 more retailers have this diamond
Prices start from $120 USDSave up to $953 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
$120 USD