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Round|Lab Grown|IGI

1.31ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836619328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836619328

Diamond specifications and retailer prices

From $386 CAD
$276 USD
As of October 29, 2026
Save $2,806 CAD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,192 CAD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.31ct lab-grown round diamond

This 1.31ct 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 LG836619328 or 836619328. Listed at 22 retailers as of October 29, 2026, with prices from $386 to $3,192, a $2,806 spread on the same certified stone. Helzberg Diamonds lists it at $3,192. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619328
Dimensions7.00 × 7.06 × 4.35 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
7.00 mm7.06 mm1.31 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619328
Side View
Table 56.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
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: $3,192 CAD|Low: $381 CAD|High: $3,192 CAD|Avg: $1,199 CAD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 9$386 CAD
Retailer 10$432 CAD
Retailer 4$448 CAD
Retailer 5$479 CAD
Retailer 12$479 CAD
Retailer 3$749 CAD
Retailer 2$775 CAD
Retailer 16$785 CAD
Retailer 6$792 CAD
Retailer 18$823 CAD
Retailer 7$833 CAD
Retailer 13$841 CAD
Retailer 8$1,064 CAD
Retailer 20$1,268 CAD
Retailer 22$1,471 CAD
Retailer 21$1,538 CAD
Retailer 14$1,540 CAD
Retailer 11$1,610 CAD
Retailer 17$1,929 CAD
Retailer 19$1,994 CAD
Retailer 15$2,743 CAD
Helzberg Diamonds$3,192 CAD

25 data points across 22 retailers

22 retailers$386 CAD to $3,192 CAD

A
Cheapest Retailer
-
$386 CAD
$276 USD
A
Retailer 2
-
$432 CAD
$309 USD
View
Final sale: no returns
A
Retailer 3
-
$448 CAD
$320 USD
View
A
Retailer 4
-
$479 CAD
$342 USD
View
A
Retailer 5
-
$479 CAD
$342 USD
View
A
Retailer 6
-
$749 CAD
$535 USD
View
A
Retailer 7
-
$775 CAD
£436 GBP
View
A
Retailer 8
-
$785 CAD
€534 EUR
View
A
Retailer 9
-
$792 CAD
$566 USD
View
A
Retailer 10
-
$823 CAD
ZAR 9,496 ZAR
View
A
Retailer 11
-
$833 CAD
$595 USD
View
A
Retailer 12
-
$841 CAD
£473 GBP
View
A
Retailer 13
-
$1,064 CAD
$760 USD
View
B+
Retailer 14
-
$1,268 CAD
$906 USD
View
B+
Retailer 15
-
$1,471 CAD
$1,051 USD
View
B+
Retailer 16
-
$1,538 CAD
SGD 1,485 SGD
View
B+
Retailer 17
-
$1,540 CAD
$1,100 USD
View
B+
Retailer 18
-
$1,610 CAD
$1,150 USD
View
B+
Retailer 19
-
$1,929 CAD
£1,085 GBP
View
B+
Retailer 20
-
$1,994 CAD
$1,425 USD
View
B
Retailer 21
-
$2,743 CAD
$1,960 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHPJIO · Oct 29
$3,192 CAD
$2,281 USD
View
21 more retailers have this diamond
Prices start from $386 CADSave up to $2,806 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
1.31ct Round
$386 CAD