Oval|Lab Grown|IGI

1.86ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG777620400

Certificate IGI LG777620400

Diamond specifications and retailer prices

From $370 USD
Save $3,060 USD (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,430 USD at Brilliant Earth
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 8 retailers, with prices from $370 to $3,430 at Brilliant Earth, a $3,060 spread on the same certified stone. 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
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $3,430 USD|Low: $264 USD|High: $4,660 USD|Avg: $1,351 USD|-26.4%
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
September 30, 2026
Retailer 11$370 USD
Retailer 7$565 USD
Retailer 2$662 USD
Retailer 10$680 USD
Retailer 9$683 USD
Retailer 13$851 USD
Retailer 12$1,100 USD
Retailer 4$1,527 USD
Retailer 8$1,657 USD
Retailer 6$1,685 USD
Retailer 3$1,798 USD
Retailer 5$1,799 USD
Retailer 14$2,143 USD
Brilliant Earth$3,430 USD

18 data points across 14 retailers

8 retailers$370 USD to $3,430 USD

A
Cheapest Retailer
-
$370 USD
A
Retailer 2
-
$565 USD
View
A
Retailer 3
-
$662 USD
View
A
Retailer 4
-
$680 USD
View
A
Retailer 5
-
$683 USD
€650 EUR
View
A
Retailer 6
-
$1,100 USD
View
B+
Retailer 7
-
$1,657 USD
£1,305 GBP
View
Most Expensive
B
Brilliant Earth
18034378A · Oct 1
$3,430 USD
View
7 more retailers have this diamond
Prices start from $370 USDSave up to $3,060 USD

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.

A
1.86ct Oval
$370 USD