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Marquise|Lab Grown|IGI

0.51ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG844673318

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844673318

Diamond specifications and retailer prices

From €246 EUR
$275 USD
As of November 1, 2026
Save €151 EUR (38%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,045 EUR at MOH London · As of November 1, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844673318 or 844673318. Listed at 8 retailers as of November 1, 2026, with a 61% 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
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.2°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844673318
Dimensions8.01 × 4.04 × 2.65 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.01 mm4.04 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844673318
Side View
Table 58.0%Crown 29.2°Girdle: STK-THKPavilion 37.7°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,045 EUR|Low: €230 EUR|High: €1,046 EUR|Avg: €387 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7€230 EUR
Retailer 6€246 EUR
Retailer 3€251 EUR
Retailer 2€253 EUR
Retailer 4€302 EUR
Retailer 8€371 EUR
Retailer 5€397 EUR
MOH London€1,045 EUR

9 data points across 8 retailers

8 retailers€246 EUR to €397 EUR

Retailer 1
-
€230 EUR
Price last confirmed 7 days ago
B+
Retailer 2
-
€246 EUR
$275 USD
View
B+
Retailer 3
-
€251 EUR
$280 USD
View
B+
Retailer 4
-
€253 EUR
£222 GBP
View
B+
Retailer 5
-
€302 EUR
£266 GBP
View
B
Retailer 6
-
€371 EUR
$414 USD
View
B
Retailer 7
-
€397 EUR
$444 USD
View
Most Expensive
MOH London
LG844673318 · Nov 1
€1,045 EUR
£919 GBP
View
Price under review
7 more retailers have this diamond
Prices start from €246 EURSave up to €151 EUR

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.

B+
0.51ct Marquise
€246 EUR