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Oval|Lab Grown|IGI

1.31ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG818672344

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818672344

Diamond specifications and retailer prices

From $508 CAD
$364 USD
As of October 29, 2026
Save $4,297 CAD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,805 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.31ct lab-grown oval diamond

This 1.31ct lab-grown oval 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 LG818672344 or 818672344. Listed at 21 retailers as of October 29, 2026, with prices from $508 to $4,805, a $4,297 spread on the same certified stone. Brilliant Earth lists it at $4,805. 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 angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818672344
Dimensions8.86 × 6.07 × 3.83 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.86 mm6.07 mm1.31 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818672344
Side View
Table 59.0%Crown 35.2°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 63.1%

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: $4,805 CAD|Low: $489 CAD|High: $4,959 CAD|Avg: $1,656 CAD|-3.1%
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 19$508 CAD
Retailer 4$589 CAD
Retailer 7$631 CAD
Retailer 10$631 CAD
Retailer 14$654 CAD
Retailer 13$838 CAD
Retailer 8$1,009 CAD
Retailer 16$1,055 CAD
Retailer 12$1,084 CAD
Retailer 2$1,135 CAD
Retailer 5$1,319 CAD
Retailer 18$1,577 CAD
Retailer 9$2,028 CAD
Retailer 6$2,084 CAD
Retailer 3$2,126 CAD
Retailer 11$2,448 CAD
Retailer 15$2,468 CAD
Retailer 17$3,625 CAD
Brilliant Earth$4,805 CAD

36 data points across 19 retailers

21 retailers$508 CAD to $4,805 CAD

A
Cheapest Retailer
-
$508 CAD
$364 USD
A
Retailer 2
-
$589 CAD
$422 USD
View
A
Retailer 3
-
$631 CAD
$452 USD
View
A
Retailer 4
-
$631 CAD
$452 USD
View
A
Retailer 5
-
$654 CAD
$468 USD
View
Final sale: no returns
A
Retailer 6
-
$838 CAD
$600 USD
View
A
Retailer 7
-
$1,009 CAD
$722 USD
View
Retailer 8
-
$1,055 CAD
€719 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$1,084 CAD
ZAR 12,536 ZAR
View
B+
Retailer 10
-
$1,135 CAD
£640 GBP
View
B+
Retailer 11
-
$1,319 CAD
$944 USD
View
B+
Retailer 12
-
$1,577 CAD
$1,129 USD
View
B+
Retailer 13
-
$2,028 CAD
$1,452 USD
View
Retailer 14
-
$2,076 CAD
$1,486 USD
View
Price last confirmed 44 days ago
B+
Retailer 15
-
$2,084 CAD
$1,492 USD
View
B
Retailer 16
-
$2,126 CAD
$1,522 USD
View
B
Retailer 17
-
$2,437 CAD
SGD 2,358 SGD
View
B
Retailer 18
-
$2,448 CAD
£1,380 GBP
View
B+
Retailer 19
-
$2,468 CAD
£1,391 GBP
View
B
Retailer 20
-
$3,625 CAD
$2,595 USD
View
Most Expensive
B
Brilliant Earth
21418147A · Oct 29
$4,805 CAD
$3,440 USD
View
20 more retailers have this diamond
Prices start from $508 CADSave up to $4,297 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 Oval
$508 CAD