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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 $379 CAD
$271 USD
As of October 30, 2026
Save $2,415 CAD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,674 CAD 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 October 30, 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
Color
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: Oct 30
Current: $3,674 CAD|Low: $379 CAD|High: $3,800 CAD|Avg: $1,285 CAD|-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 1, 2026
Retailer 5$379 CAD
Retailer 14$419 CAD
Retailer 9$432 CAD
Retailer 8$691 CAD
Retailer 16$707 CAD
Retailer 11$719 CAD
Retailer 13$721 CAD
Retailer 10$795 CAD
Retailer 4$1,101 CAD
Retailer 3$1,354 CAD
Retailer 7$1,405 CAD
Retailer 6$1,421 CAD
Retailer 15$1,521 CAD
Retailer 2$1,682 CAD
Retailer 12$2,794 CAD
Rare Carat$3,674 CAD

29 data points across 16 retailers

16 retailers$379 CAD to $2,794 CAD

A+
Cheapest Retailer
-
$379 CAD
$271 USD
Final sale: no returns
Retailer 2
-
$419 CAD
$300 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$432 CAD
£243 GBP
View
Retailer 4
-
$691 CAD
$495 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$707 CAD
$506 USD
View
A
Retailer 6
-
$719 CAD
€490 EUR
View
A
Retailer 7
-
$721 CAD
ZAR 8,334 ZAR
View
A
Retailer 8
-
$795 CAD
£448 GBP
View
B+
Retailer 9
-
$1,101 CAD
$788 USD
View
B+
Retailer 10
-
$1,354 CAD
$969 USD
View
B+
Retailer 11
-
$1,405 CAD
SGD 1,359 SGD
View
B+
Retailer 12
-
$1,421 CAD
$1,017 USD
View
B+
Retailer 13
-
$1,521 CAD
$1,089 USD
View
B+
Retailer 14
-
$1,682 CAD
£948 GBP
View
B
Retailer 15
-
$2,794 CAD
$2,000 USD
View
Most Expensive
Rare Carat
JH-249451 · Oct 21
$3,674 CAD
$2,630 USD
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from $379 CADSave up to $2,415 CAD

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
$379 CAD