Oval|Lab Grown|IGI

1.40ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG791642114

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791642114

Diamond specifications and retailer prices

From $679 CAD
A$748 AUD
As of October 31, 2026
7 retailers carry this diamond
Most expensive: $1,103 CAD at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 1.4ct lab-grown oval diamond

This 1.4ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG791642114 or 791642114. Listed at 7 retailers as of October 31, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.40
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791642114
Dimensions9.41 × 6.26 × 3.70 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.41 mm6.26 mm1.40 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791642114
Side View
Table 61.0%Crown 33.9°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 59.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,103 CAD|Low: $237 CAD|High: $1,391 CAD|Avg: $685 CAD
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 31, 2026
Retailer 11$237 CAD
Retailer 3$275 CAD
Retailer 4$291 CAD
Retailer 14$293 CAD
Retailer 6$398 CAD
Retailer 9$496 CAD
Retailer 10$510 CAD
Retailer 15$652 CAD
Retailer 5$661 CAD
Retailer 2$679 CAD
Retailer 8$749 CAD
Retailer 13$944 CAD
Retailer 16$1,021 CAD
Rare Carat$1,103 CAD
Retailer 7$1,173 CAD
Retailer 12$1,391 CAD

10 data points across 16 retailers

7 retailers

Retailer 1
-
$237 CAD
$170 USD
Price last confirmed 33 days ago
Retailer 2
-
$275 CAD
$197 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$291 CAD
$208 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$661 CAD
$473 USD
View
Price last confirmed 31 days ago
B+
Retailer 5
-
$679 CAD
A$748 AUD
View
Retailer 6
-
$944 CAD
$676 USD
View
Price last confirmed 34 days ago
Most Expensive
Rare Carat
8K791642114 · Sep 9
$1,103 CAD
$789 USD
View
Price last confirmed 52 days ago
6 more retailers have this diamond
Prices start from $679 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.

B+
1.40ct Oval
$679 CAD