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Marquise|Lab Grown|IGI

0.40ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG840641609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840641609

Diamond specifications and retailer prices

From HK$667 HKD
$85 USD
As of October 30, 2026
Save HK$4,783 HKD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$5,450 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.4ct lab-grown marquise diamond

This 0.4ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840641609 or 840641609. Listed at 10 retailers as of October 26, 2026, with prices from HK$667 to HK$5,450, a HK$4,783 spread on the same certified stone. MOH London lists it at HK$5,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.6°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840641609
Dimensions8.20 × 3.67 × 2.33 mm
L/W Ratio2.23
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.20 mm3.67 mm0.40 ctD / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840641609
Side View
Table 68.0%Crown 32.6°Girdle: MED-STKPavilion 43°CuletDepth 63.5%

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 30
Current: HK$5,450 HKD|Low: HK$667 HKD|High: HK$5,739 HKD|Avg: HK$2,162 HKD|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 5HK$667 HKD
Retailer 8HK$1,020 HKD
Retailer 2HK$1,395 HKD
Retailer 6HK$1,412 HKD
Retailer 4HK$1,450 HKD
Retailer 3HK$1,900 HKD
Retailer 10HK$2,511 HKD
Retailer 7HK$2,853 HKD
Retailer 9HK$3,946 HKD
MOH LondonHK$5,450 HKD

23 data points across 10 retailers

10 retailersHK$667 HKD to HK$5,450 HKD

A
Cheapest Retailer
-
HK$667 HKD
$85 USD
Final sale: no returns
A
Retailer 2
-
HK$1,020 HKD
$130 USD
View
B+
Retailer 3
-
HK$1,395 HKD
£140 GBP
View
A
Retailer 4
-
HK$1,412 HKD
$180 USD
View
A
Retailer 5
-
HK$1,450 HKD
€176 EUR
View
B+
Retailer 6
-
HK$1,900 HKD
£191 GBP
View
B
Retailer 7
-
HK$2,511 HKD
$320 USD
View
B
Retailer 8
-
HK$2,853 HKD
$364 USD
View
B
Retailer 9
-
HK$3,946 HKD
£396 GBP
View
Most Expensive
B
MOH London
LG840641609 · Oct 26
HK$5,450 HKD
£547 GBP
View
9 more retailers have this diamond
Prices start from HK$667 HKDSave up to HK$4,783 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
0.40ct Marquise
HK$667 HKD