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Round|Lab Grown|IGI

1.28ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836619949

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836619949

Diamond specifications and retailer prices

From $378 CAD
$270 USD
As of October 29, 2026
Save $2,183 CAD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,561 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836619949 or 836619949. Listed at 19 retailers as of October 29, 2026, with prices from $378 to $2,561, a $2,183 spread on the same certified stone. Brilliant Earth lists it at $2,561. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619949
Dimensions6.93 × 6.98 × 4.30 mm
L/W Ratio1.01
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
6.93 mm6.98 mm1.28 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619949
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 61.8%

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 29
Current: $2,561 CAD|Low: $372 CAD|High: $2,561 CAD|Avg: $1,099 CAD
Brilliant Earth
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
October 30, 2026
Retailer 7$378 CAD
Retailer 8$424 CAD
Retailer 3$438 CAD
Retailer 4$469 CAD
Retailer 10$469 CAD
Retailer 15$693 CAD
Retailer 13$772 CAD
Retailer 5$777 CAD
Retailer 14$806 CAD
Retailer 2$822 CAD
Retailer 6$1,020 CAD
Retailer 19$1,440 CAD
Retailer 18$1,506 CAD
Retailer 11$1,507 CAD
Retailer 9$1,579 CAD
Retailer 17$1,653 CAD
Retailer 12$1,889 CAD
Retailer 16$2,232 CAD
Brilliant Earth$2,561 CAD

38 data points across 19 retailers

19 retailers$378 CAD to $2,561 CAD

A+
Cheapest Retailer
-
$378 CAD
$270 USD
A
Retailer 2
-
$424 CAD
$303 USD
View
Final sale: no returns
A
Retailer 3
-
$438 CAD
$313 USD
View
A
Retailer 4
-
$469 CAD
$335 USD
View
A
Retailer 5
-
$469 CAD
$335 USD
View
A
Retailer 6
-
$693 CAD
$495 USD
View
A
Retailer 7
-
$772 CAD
€525 EUR
View
A
Retailer 8
-
$777 CAD
$555 USD
View
A
Retailer 9
-
$806 CAD
ZAR 9,301 ZAR
View
A
Retailer 10
-
$822 CAD
£462 GBP
View
A
Retailer 11
-
$1,020 CAD
$729 USD
View
B+
Retailer 12
-
$1,440 CAD
$1,029 USD
View
B+
Retailer 13
-
$1,506 CAD
SGD 1,454 SGD
View
B+
Retailer 14
-
$1,507 CAD
$1,077 USD
View
B+
Retailer 15
-
$1,579 CAD
$1,128 USD
View
B+
Retailer 16
-
$1,653 CAD
$1,181 USD
View
B+
Retailer 17
-
$1,889 CAD
£1,063 GBP
View
Retailer 18
-
$2,232 CAD
$1,595 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21589441A · Oct 29
$2,561 CAD
$1,830 USD
View
18 more retailers have this diamond
Prices start from $378 CADSave up to $2,183 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+
1.28ct Round
$378 CAD