Radiant|Lab Grown|IGI

0.50ct D VS2 Radiant Lab Grown Diamond

EX • D/VS2 • IGI LG817666158

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG817666158

Diamond specifications and retailer prices

From $195 USD
As of October 30, 2026
Save $324 USD (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,205 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct lab-grown radiant diamond

This 0.5ct lab-grown radiant 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 LG817666158 or 817666158. Listed at 10 retailers as of October 29, 2026, with a 166% 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
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817666158
Dimensions5.78 × 3.89 × 2.64 mm
L/W Ratio1.49
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
5.78 mm3.89 mm0.50 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817666158
Side View
Table 70.0%Crown 49°Girdle: THN-MEDPavilion 38.1°Culet: NoneDepth 67.9%

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: $1,205 USD|Low: $153 USD|High: $1,213 USD|Avg: $380 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$153 USD
Retailer 9$195 USD
Retailer 6$250 USD
Retailer 4$256 USD
Retailer 3$292 USD
Retailer 7$293 USD
Retailer 5$346 USD
Retailer 2$350 USD
MOH London$1,205 USD

42 data points across 9 retailers

10 retailers$195 USD to $519 USD

Retailer 1
-
$153 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$195 USD
View
Retailer 3
-
$250 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$256 USD
€244 EUR
View
B+
Retailer 5
-
$292 USD
£230 GBP
View
B+
Retailer 6
-
$293 USD
A$451 AUD
View
B+
Retailer 7
-
$346 USD
£273 GBP
View
B+
Retailer 8
-
$350 USD
View
B
Retailer 9
-
$519 USD
View
Most Expensive
MOH London
LG817666158 · Oct 29
$1,205 USD
£949 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $195 USDSave up to $324 USD

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 Radiant
$195 USD