Radiant|Lab Grown|IGI

0.42ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG798614949

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

Certificate IGI LG798614949

Diamond specifications and retailer prices

From $342 USD
As of October 30, 2026
Save $1,367 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,709 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.42ct lab-grown radiant diamond

This 0.42ct lab-grown radiant sits in the sub-half-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG798614949 or 798614949. Listed at 13 retailers as of October 29, 2026, with prices from $342 to $1,709, a $1,367 spread on the same certified stone. MOH London lists it at $1,709. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.42
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798614949
Dimensions5.60 × 3.64 × 2.49 mm
L/W Ratio1.54
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.60 mm3.64 mm0.42 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798614949
Side View
Table 64.0%Crown 23°Girdle: ThinPavilion 36.3°Culet: NoneDepth 68.4%

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: $1,709 USD|Low: $328 USD|High: $1,721 USD|Avg: $872 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$342 USD
Retailer 7$397 USD
Retailer 10$424 USD
Retailer 6$593 USD
Retailer 3$684 USD
Retailer 2$690 USD
Retailer 4$768 USD
Retailer 5$1,099 USD
Retailer 9$1,363 USD
Retailer 11$1,661 USD
MOH London$1,709 USD

43 data points across 11 retailers

13 retailers$342 USD to $1,709 USD

A
Cheapest Retailer
-
$342 USD
B+
Retailer 2
-
$397 USD
View
B+
Retailer 3
-
$424 USD
View
B+
Retailer 4
-
$593 USD
A$913 AUD
View
B
Retailer 5
-
$660 USD
£520 GBP
View
B
Retailer 6
-
$684 USD
View
B
Retailer 7
-
$690 USD
€657 EUR
View
B
Retailer 8
-
$768 USD
£605 GBP
View
B
Retailer 9
-
$1,099 USD
A$1,690 AUD
View
B
Retailer 10
-
$1,363 USD
View
B
Retailer 11
-
$1,418 USD
View
Retailer 12
-
$1,661 USD
£1,308 GBP
View
Price last confirmed 19 days ago
Most Expensive
B
MOH London
LG798614949 · Oct 29
$1,709 USD
£1,346 GBP
View
12 more retailers have this diamond
Prices start from $342 USDSave up to $1,367 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
0.42ct Radiant
$342 USD