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Oval|Lab Grown|IGI

1.23ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG783649458

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG783649458

Diamond specifications and retailer prices

From €791 EUR
$887 USD
As of November 2, 2026
Save €1,652 EUR (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,442 EUR at MOH London · As of November 3, 2026
View at MOH London

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783649458 or 783649458. Listed at 7 retailers as of November 2, 2026, with prices from €791 to €2,442, a €1,652 spread on the same certified stone. MOH London lists it at €2,442. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783649458
Dimensions8.36 × 6.16 × 3.79 mm
L/W Ratio1.36
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
8.36 mm6.16 mm1.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783649458
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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: Nov 2
Current: €2,442 EUR|Low: €789 EUR|High: €2,926 EUR|Avg: €1,546 EUR|-13.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 3€791 EUR
Retailer 6€832 EUR
Retailer 2€899 EUR
Retailer 4€905 EUR
Retailer 5€1,901 EUR
MOH London€2,442 EUR

41 data points across 6 retailers

7 retailers€791 EUR to €2,442 EUR

A
Cheapest Retailer
-
€791 EUR
$887 USD
B+
Retailer 2
-
€832 EUR
$933 USD
View
B+
Retailer 3
-
€899 EUR
£794 GBP
View
B+
Retailer 4
-
€905 EUR
$1,015 USD
View
B
Retailer 5
-
€1,901 EUR
$2,133 USD
View
Retailer 6
-
€2,336 EUR
$2,620 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG783649458 · Nov 3
€2,442 EUR
£2,157 GBP
View
6 more retailers have this diamond
Prices start from €791 EURSave up to €1,652 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
€791 EUR