Oval|Lab Grown|IGI

0.42ct D FL Oval Lab Grown Diamond

VG • D/FL • IGI LG816662593

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816662593

Diamond specifications and retailer prices

From $233 USD
As of October 23, 2026
7 retailers carry this diamond
Most expensive: $1,132 USD at MOH London · As of October 5, 2026
View at MOH London

About this 0.42ct lab-grown oval diamond

This 0.42ct lab-grown oval sits in the sub-half-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG816662593 or 816662593. Listed at 7 retailers as of October 23, 2026. 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
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816662593
Dimensions6.10 × 4.15 × 2.64 mm
L/W Ratio1.47
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
6.10 mm4.15 mm0.42 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816662593
Side View
Table 55.0%Crown 34.1°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 63.6%

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 23
Current: $1,132 USD|Low: $233 USD|High: $1,132 USD|Avg: $557 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 2$233 USD
Retailer 9$292 USD
Retailer 5$350 USD
Retailer 6$450 USD
Retailer 8$480 USD
Retailer 4$486 USD
Retailer 7$660 USD
Retailer 3$937 USD
MOH London$1,132 USD

9 data points across 9 retailers

7 retailers

A
Cheapest Retailer
-
$233 USD
Retailer 2
-
$292 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$350 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$450 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$480 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$937 USD
View
Price last confirmed 18 days ago
Most Expensive
MOH London
LG816662593 · Oct 5
$1,132 USD
£891 GBP
View
Price last confirmed 24 days ago
6 more retailers have this diamond
Prices start from $233 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 Oval
$233 USD