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Oval|Lab Grown|IGI

1.23ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG643447170

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG643447170

Diamond specifications and retailer prices

From €548 EUR
A$938 AUD
As of October 29, 2026
2 retailers carry this diamond
Most expensive: €764 EUR at Novita Diamonds · As of August 14, 2026
View at Novita Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG643447170 or 643447170. Listed at 2 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643447170
Dimensions8.62 × 6.05 × 3.78 mm
L/W Ratio1.42
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
8.62 mm6.05 mm1.23 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643447170
Side View
Table 59.0%Crown 37.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €764 EUR|Low: €380 EUR|High: €1,058 EUR|Avg: €706 EUR
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 19, 2026
Retailer 3€380 EUR
Retailer 5€432 EUR
Retailer 2€548 EUR
Novita Diamonds€764 EUR
Retailer 6€1,051 EUR
Retailer 4€1,058 EUR

2 data points across 6 retailers

2 retailers

A
Cheapest Retailer
-
€548 EUR
A$938 AUD
Most Expensive
Novita Diamonds
cert_643447170 · Aug 14
€764 EUR
A$1,308 AUD
View
Price last confirmed 76 days ago
1 more retailer has this diamond
Prices start from €548 EUR

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
1.23ct Oval
€548 EUR