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Oval|Lab Grown|IGI

1.23ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG804656392

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804656392

Diamond specifications and retailer prices

From €420 EUR
$471 USD
As of November 1, 2026
Save €1,479 EUR (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,336 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG804656392 or 804656392. Listed at 7 retailers as of November 1, 2026, with a 352% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804656392
Dimensions8.75 × 6.03 × 3.70 mm
L/W Ratio1.45
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
8.75 mm6.03 mm1.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804656392
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,336 EUR|Low: €155 EUR|High: €2,719 EUR|Avg: €874 EUR|-0.4%
Rare Carat
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
November 1, 2026
Retailer 5€155 EUR
Retailer 7€182 EUR
Retailer 12€420 EUR
Retailer 17€441 EUR
Retailer 16€469 EUR
Retailer 6€482 EUR
Retailer 4€490 EUR
Retailer 15€518 EUR
Retailer 8€707 EUR
Retailer 10€793 EUR
Retailer 14€889 EUR
Retailer 3€954 EUR
Retailer 9€957 EUR
Retailer 2€1,087 EUR
Retailer 11€1,774 EUR
Retailer 13€1,899 EUR
Rare Carat€2,336 EUR

19 data points across 17 retailers

7 retailers€420 EUR to €1,899 EUR

A
Cheapest Retailer
-
€420 EUR
$471 USD
B+
Retailer 2
-
€793 EUR
$889 USD
View
B+
Retailer 3
-
€889 EUR
$997 USD
View
B+
Retailer 4
-
€1,087 EUR
£960 GBP
View
B
Retailer 5
-
€1,774 EUR
$1,990 USD
View
B
Retailer 6
-
€1,899 EUR
$2,130 USD
View
Most Expensive
Rare Carat
ACP-211079 · Oct 21
€2,336 EUR
$2,620 USD
View
Price last confirmed 12 days ago
6 more retailers have this diamond
Prices start from €420 EURSave up to €1,479 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
€420 EUR