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Oval|Lab Grown|IGI

1.86ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG777620400

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG777620400

Diamond specifications and retailer prices

From $415 CAD
$297 USD
As of October 29, 2026
Save $4,181 CAD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,596 CAD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.86ct lab-grown oval diamond

This 1.86ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG777620400 or 777620400. Listed at 15 retailers as of October 26, 2026, with prices from $415 to $4,596, a $4,181 spread on the same certified stone. Brilliant Earth lists it at $4,596. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777620400
Dimensions9.88 × 6.93 × 4.26 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
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
9.88 mm6.93 mm1.86 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777620400
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.5%

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 29
Current: $4,596 CAD|Low: $415 CAD|High: $4,791 CAD|Avg: $1,545 CAD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11$415 CAD
Retailer 4$517 CAD
Retailer 2$803 CAD
Retailer 9$844 CAD
Retailer 7$897 CAD
Retailer 12$980 CAD
Retailer 8$1,198 CAD
Retailer 5$1,581 CAD
Retailer 10$1,655 CAD
Retailer 6$2,074 CAD
Retailer 3$3,702 CAD
Brilliant Earth$4,596 CAD

34 data points across 12 retailers

15 retailers$415 CAD to $4,596 CAD

A
Cheapest Retailer
-
$415 CAD
$297 USD
Retailer 2
-
$461 CAD
$330 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$517 CAD
$370 USD
View
Final sale: no returns
Retailer 4
-
$535 CAD
$383 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$803 CAD
$575 USD
View
A
Retailer 6
-
$844 CAD
$604 USD
View
A
Retailer 7
-
$897 CAD
$642 USD
View
Retailer 8
-
$980 CAD
€668 EUR
View
Price last confirmed 8 days ago
A
Retailer 9
-
$1,198 CAD
A$1,319 AUD
View
A
Retailer 10
-
$1,581 CAD
$1,132 USD
View
A
Retailer 11
-
$1,655 CAD
$1,185 USD
View
Retailer 12
-
$1,837 CAD
$1,315 USD
View
Price last confirmed 35 days ago
B+
Retailer 13
-
$2,074 CAD
£1,169 GBP
View
Retailer 14
-
$3,702 CAD
$2,650 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
18034378A · Oct 26
$4,596 CAD
$3,290 USD
View
14 more retailers have this diamond
Prices start from $415 CADSave up to $4,181 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
1.86ct Oval
$415 CAD