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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 $351 SGD
As of November 1, 2026
Save $216 SGD (38%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,491 SGD at MOH London · As of November 2, 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,491 SGD|Low: $328 SGD|High: $1,493 SGD|Avg: $552 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 7$328 SGD
Retailer 6$351 SGD
Retailer 2$357 SGD
Retailer 3$358 SGD
Retailer 4$431 SGD
Retailer 8$529 SGD
Retailer 5$567 SGD
MOH London$1,491 SGD

12 data points across 8 retailers

8 retailers$351 SGD to $567 SGD

Retailer 1
-
$328 SGD
Price last confirmed 11 days ago
B+
Retailer 2
-
$351 SGD
View
B+
Retailer 3
-
$357 SGD
View
B+
Retailer 4
-
$358 SGD
View
B+
Retailer 5
-
$431 SGD
View
B
Retailer 6
-
$529 SGD
View
B
Retailer 7
-
$567 SGD
View
Most Expensive
MOH London
LG844673318 · Nov 2
$1,491 SGD
£919 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $351 SGDSave up to $216 SGD

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
$351 SGD