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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 HK$2,018 HKD
€245 EUR
As of October 25, 2026
Save HK$1,465 HKD (42%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$9,167 HKD at MOH London · As of October 26, 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 October 25, 2026, with a 73% 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 →
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 25
Current: HK$9,167 HKD|Low: HK$2,018 HKD|High: HK$9,167 HKD|Avg: HK$3,392 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7HK$2,018 HKD
Retailer 6HK$2,158 HKD
Retailer 2HK$2,197 HKD
Retailer 3HK$2,197 HKD
Retailer 4HK$2,648 HKD
Retailer 8HK$3,248 HKD
Retailer 5HK$3,483 HKD
MOH LondonHK$9,167 HKD

8 data points across 8 retailers

8 retailersHK$2,018 HKD to HK$3,483 HKD

A
Cheapest Retailer
-
HK$2,018 HKD
€245 EUR
B+
Retailer 2
-
HK$2,158 HKD
$275 USD
View
B+
Retailer 3
-
HK$2,197 HKD
£220 GBP
View
B+
Retailer 4
-
HK$2,197 HKD
$280 USD
View
B+
Retailer 5
-
HK$2,648 HKD
£266 GBP
View
B
Retailer 6
-
HK$3,248 HKD
$414 USD
View
B
Retailer 7
-
HK$3,483 HKD
$444 USD
View
Most Expensive
MOH London
LG844673318 · Oct 26
HK$9,167 HKD
£920 GBP
View
Price under review
7 more retailers have this diamond
Prices start from HK$2,018 HKDSave up to HK$1,465 HKD

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
HK$2,018 HKD