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Oval|Lab Grown|IGI

1.23ct E IF Oval Lab Grown Diamond

GD • E/IF • IGI LG744510529

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG744510529

Diamond specifications and retailer prices

From €250 EUR
$279 USD
As of October 27, 2026
10 retailers carry this diamond
Most expensive: €730 EUR at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

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 standard cut grade and certified by IGI LG744510529 or 744510529. Listed at 10 retailers as of October 27, 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
E
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744510529
Dimensions8.55 × 6.05 × 3.79 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
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
8.55 mm6.05 mm1.23 ctE / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744510529
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €379 EUR|Low: €145 EUR|High: €1,781 EUR|Avg: €638 EUR|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 1, 2026
Retailer 3€227 EUR
Retailer 9€250 EUR
Retailer 11€320 EUR
Retailer 1€379 EUR
Retailer 10€388 EUR
Retailer 12€407 EUR
Retailer 16€485 EUR
Retailer 15€513 EUR
Retailer 14€554 EUR
Retailer 2€666 EUR
Retailer 4€709 EUR
Retailer 5€778 EUR
Retailer 8€832 EUR
Retailer 13€1,074 EUR
Retailer 6€1,082 EUR
Retailer 7€1,781 EUR

17 data points across 16 retailers

10 retailers

Retailer 1
-
€175 EUR
$196 USD
Price last confirmed 29 days ago
Retailer 2
-
€183 EUR
$205 USD
View
Price last confirmed 37 days ago
Retailer 3
-
€212 EUR
$237 USD
View
Price last confirmed 35 days ago
Retailer 4
-
€225 EUR
$251 USD
View
Price last confirmed 35 days ago
Retailer 5
-
€225 EUR
$251 USD
View
Price last confirmed 31 days ago
A
Retailer 6
-
€250 EUR
$279 USD
View
Final sale: no returns
Retailer 7
-
€388 EUR
ZAR 6,997 ZAR
View
Price last confirmed 29 days ago
Retailer 8
-
€485 EUR
$542 USD
View
Price last confirmed 27 days ago
Retailer 9
-
€666 EUR
$744 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
913f5070-4b43-44fa-8913-d1dca2423e13 · Sep 30
€730 EUR
$816 USD
View
Price last confirmed 30 days ago
9 more retailers have this diamond
Prices start from €250 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
€250 EUR