Oval|Lab Grown|IGI

1.21ct F FL Oval Lab Grown Diamond

ID • F/FL • IGI LG816615886

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816615886

Diamond specifications and retailer prices

From $328 CAD
$235 USD
As of November 1, 2026
Save $2,369 CAD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,102 CAD at Rare Carat · As of October 11, 2026
View at Rare Carat

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615886 or 816615886. Listed at 20 retailers as of November 1, 2026, with a 721% 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

1.21
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615886
Dimensions8.31 × 5.94 × 3.83 mm
L/W Ratio1.40
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
8.31 mm5.94 mm1.21 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615886
Side View
Table 56.0%Crown 33.8°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 64.5%

Caratlytics Score

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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 1
Current: $3,088 CAD|Low: $324 CAD|High: $3,843 CAD|Avg: $1,179 CAD|-1.3%
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
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 3$328 CAD
Retailer 6$366 CAD
Retailer 17$380 CAD
Retailer 9$407 CAD
Retailer 15$407 CAD
Retailer 13$687 CAD
Retailer 18$689 CAD
Retailer 12$703 CAD
Retailer 2$769 CAD
Retailer 4$1,124 CAD
Retailer 8$1,308 CAD
Retailer 19$1,312 CAD
Retailer 11$1,333 CAD
Retailer 7$1,381 CAD
Retailer 10$1,435 CAD
Retailer 5$1,597 CAD
Retailer 16$1,633 CAD
Retailer 14$2,697 CAD
Rare Carat$3,088 CAD

35 data points across 19 retailers

20 retailers$328 CAD to $2,697 CAD

A
Cheapest Retailer
-
$328 CAD
$235 USD
A
Retailer 2
-
$366 CAD
$262 USD
View
Final sale: no returns
A
Retailer 3
-
$380 CAD
$272 USD
View
Retailer 4
-
$407 CAD
$291 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$407 CAD
$291 USD
View
A
Retailer 6
-
$687 CAD
€468 EUR
View
A
Retailer 7
-
$689 CAD
$493 USD
View
A
Retailer 8
-
$703 CAD
ZAR 8,123 ZAR
View
A
Retailer 9
-
$769 CAD
£433 GBP
View
B+
Retailer 10
-
$1,124 CAD
$804 USD
View
B+
Retailer 11
-
$1,308 CAD
$936 USD
View
B+
Retailer 12
-
$1,312 CAD
$939 USD
View
B+
Retailer 13
-
$1,333 CAD
SGD 1,289 SGD
View
B+
Retailer 14
-
$1,381 CAD
$988 USD
View
B+
Retailer 15
-
$1,435 CAD
$1,027 USD
View
B+
Retailer 16
-
$1,597 CAD
£900 GBP
View
B+
Retailer 17
-
$1,633 CAD
£920 GBP
View
B
Retailer 18
-
$2,697 CAD
$1,930 USD
View
Retailer 19
-
$3,088 CAD
$2,210 USD
View
Price last confirmed 15 days ago
Most Expensive
Rare Carat
PD8866158JJ816 · Oct 11
$3,102 CAD
$2,220 USD
View
Price last confirmed 22 days ago
19 more retailers have this diamond
Prices start from $328 CADSave up to $2,369 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
1.21ct Oval
$328 CAD