Oval|Lab Grown|IGI

1.21ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816610561

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816610561

Diamond specifications and retailer prices

From $367 CAD
$263 USD
As of October 30, 2026
Save $2,594 CAD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,087 CAD at Rare Carat · As of October 21, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816610561 or 816610561. Listed at 19 retailers as of October 30, 2026, with a 706% 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
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610561
Dimensions8.65 × 6.06 × 3.70 mm
L/W Ratio1.43
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
8.65 mm6.06 mm1.21 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610561
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.1%

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 30
Current: $3,087 CAD|Low: $233 CAD|High: $4,288 CAD|Avg: $1,215 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
October 30, 2026
Retailer 8$233 CAD
Retailer 14$367 CAD
Retailer 6$422 CAD
Retailer 7$427 CAD
Retailer 10$576 CAD
Retailer 12$703 CAD
Retailer 5$707 CAD
Retailer 9$773 CAD
Retailer 15$892 CAD
Retailer 13$1,091 CAD
Retailer 4$1,379 CAD
Retailer 3$1,388 CAD
Retailer 16$1,643 CAD
Retailer 11$1,829 CAD
Retailer 2$2,961 CAD
Rare Carat$3,087 CAD

33 data points across 16 retailers

19 retailers$367 CAD to $2,961 CAD

Retailer 1
-
$345 CAD
$247 USD
Price last confirmed 37 days ago
Retailer 2
-
$345 CAD
$247 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$367 CAD
$263 USD
View
Final sale: no returns
Retailer 4
-
$400 CAD
$286 USD
View
Price last confirmed 35 days ago
Retailer 5
-
$422 CAD
$302 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$427 CAD
$306 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$427 CAD
$306 USD
View
Price last confirmed 28 days ago
A
Retailer 8
-
$576 CAD
$412 USD
View
A
Retailer 9
-
$703 CAD
ZAR 8,130 ZAR
View
A
Retailer 10
-
$773 CAD
£436 GBP
View
B+
Retailer 11
-
$892 CAD
$639 USD
View
B+
Retailer 12
-
$1,091 CAD
$781 USD
View
Retailer 13
-
$1,373 CAD
$983 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$1,379 CAD
$987 USD
View
B+
Retailer 15
-
$1,388 CAD
$994 USD
View
B+
Retailer 16
-
$1,643 CAD
£926 GBP
View
B
Retailer 17
-
$1,829 CAD
$1,309 USD
View
B
Retailer 18
-
$2,961 CAD
$2,120 USD
View
Most Expensive
Rare Carat
C431-30A · Oct 21
$3,087 CAD
$2,210 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $367 CADSave up to $2,594 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
$367 CAD