Oval|Lab Grown|IGI

1.23ct F VS1 Oval Lab Grown Diamond

F/VS1 • IGI LG837650814

Shape and cutting style on the report: Oval polygon step cut

Certificate IGI LG837650814

Diamond specifications and retailer prices

From $1,270 USD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: $1,270 USD at Reve Diamonds
View at Reve Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG837650814 or 837650814. Listed at 4 retailers as of October 30, 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

1.23
Carat
F
Color
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle45.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837650814
Dimensions8.16 × 5.74 × 3.64 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm5.74 mm1.23 ctF / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837650814
Side View
Table 60.0%Crown 40.2°Girdle: MED-STKPavilion 45.1°Culet: NoneDepth 63.4%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: $1,119 USD|Low: $475 USD|High: $1,270 USD|Avg: $902 USD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Reve Diamonds
October 18, 2026
Retailer 3$475 USD
Retailer 2$708 USD
Retailer 1$1,119 USD
Reve Diamonds$1,270 USD

10 data points across 4 retailers

4 retailers

Retailer 1
-
$475 USD
Price last confirmed 12 days ago
Retailer 2
-
$708 USD
A$1,089 AUD
View
Price last confirmed 26 days ago
Retailer 3
-
$1,119 USD
£881 GBP
View
Price last confirmed 10 days ago
Most Expensive
C
Reve Diamonds
FE2890506 · Oct 30
$1,270 USD
View
3 more retailers have this diamond

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.

C
1.23ct Oval
$1,270 USD