Oval|Lab Grown|IGI

0.42ct D FL Oval Lab Grown Diamond

VG • D/FL • IGI LG845672309

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG845672309

Diamond specifications and retailer prices

From $393 USD
As of October 30, 2026
Save $1,256 USD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,649 USD at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

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 LG845672309 or 845672309. Listed at 10 retailers as of October 29, 2026, with prices from $393 to $1,649, a $1,256 spread on the same certified stone. Riddles Jewelry lists it at $1,649. 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 angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845672309
Dimensions6.10 × 4.17 × 2.62 mm
L/W Ratio1.46
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 mm4.17 mm0.42 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845672309
Side View
Table 61.0%Crown 33.8°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $704 USD|Low: $393 USD|High: $1,649 USD|Avg: $1,010 USD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Riddles Jewelry
October 30, 2026
Retailer 5$393 USD
Retailer 7$613 USD
Retailer 9$628 USD
Retailer 1$704 USD
Retailer 3$714 USD
Retailer 4$846 USD
Retailer 8$1,315 USD
Retailer 6$1,397 USD
Retailer 2$1,590 USD
Riddles Jewelry$1,649 USD

13 data points across 10 retailers

10 retailers$393 USD to $1,649 USD

B+
Cheapest Retailer
-
$393 USD
Final sale: no returns
B
Retailer 2
-
$628 USD
View
B
Retailer 3
-
$704 USD
£555 GBP
View
B
Retailer 4
-
$714 USD
ZAR 11,536 ZAR
View
B
Retailer 5
-
$730 USD
View
B
Retailer 6
-
$846 USD
View
B
Retailer 7
-
$1,315 USD
View
B
Retailer 8
-
$1,397 USD
CA$1,940 CAD
View
B
Retailer 9
-
$1,590 USD
£1,252 GBP
View
Most Expensive
B
Riddles Jewelry
1994335750 · Oct 29
$1,649 USD
View
9 more retailers have this diamond
Prices start from $393 USDSave up to $1,256 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.

B+
0.42ct Oval
$393 USD