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Oval|Lab Grown|IGI

1.23ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG836619634

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836619634

Diamond specifications and retailer prices

From €242 EUR
$271 USD
As of November 1, 2026
Save €1,542 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,345 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 LG836619634 or 836619634. Listed at 16 retailers as of November 1, 2026, with a 638% 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 angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619634
Dimensions8.59 × 6.03 × 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
8.59 mm6.03 mm1.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619634
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A+
Exceptional
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: €2,345 EUR|Low: €242 EUR|High: €2,425 EUR|Avg: €826 EUR|-0.4%
Rare Carat
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
November 3, 2026
Retailer 5€242 EUR
Retailer 15€267 EUR
Retailer 9€269 EUR
Retailer 8€441 EUR
Retailer 16€451 EUR
Retailer 13€459 EUR
Retailer 11€462 EUR
Retailer 10€508 EUR
Retailer 4€703 EUR
Retailer 3€864 EUR
Retailer 7€897 EUR
Retailer 6€907 EUR
Retailer 2€939 EUR
Retailer 12€1,073 EUR
Retailer 14€1,783 EUR
Rare Carat€2,345 EUR

31 data points across 16 retailers

16 retailers€242 EUR to €1,783 EUR

A+
Cheapest Retailer
-
€242 EUR
$271 USD
Final sale: no returns
Retailer 2
-
€267 EUR
$300 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
€269 EUR
£237 GBP
View
Retailer 4
-
€441 EUR
$495 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
€451 EUR
$506 USD
View
A
Retailer 6
-
€459 EUR
View
A
Retailer 7
-
€462 EUR
ZAR 8,376 ZAR
View
A
Retailer 8
-
€508 EUR
£448 GBP
View
B+
Retailer 9
-
€703 EUR
$788 USD
View
B+
Retailer 10
-
€864 EUR
$969 USD
View
B+
Retailer 11
-
€897 EUR
SGD 1,359 SGD
View
B+
Retailer 12
-
€907 EUR
$1,017 USD
View
B+
Retailer 13
-
€939 EUR
$1,053 USD
View
B+
Retailer 14
-
€1,073 EUR
£948 GBP
View
B
Retailer 15
-
€1,783 EUR
$2,000 USD
View
Most Expensive
Rare Carat
JH-249451 · Oct 21
€2,345 EUR
$2,630 USD
View
Price last confirmed 12 days ago
15 more retailers have this diamond
Prices start from €242 EURSave up to €1,542 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
€242 EUR