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Cushion|Lab Grown|IGI

0.50ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG818664550

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818664550

Diamond specifications and retailer prices

From HK$1,224 HKD
$156 USD
As of October 25, 2026
Save HK$2,911 HKD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,585 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown cushion diamond

This 0.5ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818664550 or 818664550. Listed at 11 retailers as of October 25, 2026, with a 238% 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

0.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818664550
Dimensions5.71 × 4.23 × 2.70 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.71 mm4.23 mm0.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG818664550
Side View
Table 57.0%Crown 33.9°Girdle: THN-THKPavilion 35.7°CuletDepth 63.8%

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$9,585 HKD|Low: HK$537 HKD|High: HK$9,695 HKD|Avg: HK$3,244 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 27, 2026
Retailer 4HK$537 HKD
Retailer 13HK$1,036 HKD
Retailer 8HK$1,224 HKD
Retailer 2HK$2,072 HKD
Retailer 9HK$2,158 HKD
Retailer 11HK$2,228 HKD
Retailer 12HK$2,229 HKD
Retailer 6HK$2,334 HKD
Retailer 7HK$3,130 HKD
Retailer 5HK$4,135 HKD
Retailer 3HK$5,978 HKD
Retailer 10HK$7,309 HKD
MOH LondonHK$9,585 HKD

24 data points across 13 retailers

11 retailersHK$1,224 HKD to HK$4,135 HKD

A
Cheapest Retailer
-
HK$1,224 HKD
$156 USD
A
Retailer 2
-
HK$2,072 HKD
ZAR 4,266 ZAR
View
Retailer 3
-
HK$2,158 HKD
€262 EUR
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$2,228 HKD
$284 USD
View
Retailer 5
-
HK$2,229 HKD
$284 USD
View
Price last confirmed 41 days ago
B+
Retailer 6
-
HK$2,334 HKD
£234 GBP
View
B+
Retailer 7
-
HK$3,130 HKD
£314 GBP
View
B
Retailer 8
-
HK$4,135 HKD
$527 USD
View
Retailer 9
-
HK$5,978 HKD
£600 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
HK$7,309 HKD
$932 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
LG818664550 · Oct 26
HK$9,585 HKD
£962 GBP
View
Price under review
10 more retailers have this diamond
Prices start from HK$1,224 HKDSave up to HK$2,911 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
0.50ct Cushion
HK$1,224 HKD