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Oval|Lab Grown|IGI

1.23ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG846663417

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG846663417

Diamond specifications and retailer prices

From $265 USD
As of October 31, 2026
Save $962 USD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,227 USD at MOH London · As of October 29, 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 LG846663417 or 846663417. Listed at 7 retailers as of October 29, 2026, with prices from $265 to $1,227, a $962 spread on the same certified stone. MOH London lists it at $1,227. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663417
Dimensions8.69 × 5.87 × 3.79 mm
L/W Ratio1.48
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
8.69 mm5.87 mm1.23 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663417
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.6%

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: Oct 31
Current: $1,227 USD|Low: $265 USD|High: $1,227 USD|Avg: $689 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$265 USD
Retailer 2$292 USD
Retailer 7$497 USD
Retailer 6$810 USD
Retailer 3$911 USD
Retailer 5$948 USD
MOH London$1,227 USD

6 data points across 7 retailers

7 retailers$265 USD to $1,227 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$292 USD
£230 GBP
View
A
Retailer 3
-
$497 USD
View
B+
Retailer 4
-
$810 USD
View
B+
Retailer 5
-
$911 USD
View
B+
Retailer 6
-
$948 USD
View
Most Expensive
B
MOH London
LG846663417 · Oct 29
$1,227 USD
£966 GBP
View
6 more retailers have this diamond
Prices start from $265 USDSave up to $962 USD

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
$265 USD