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Radiant|Lab Grown|IGI

1.36ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836620718

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG836620718

Diamond specifications and retailer prices

From $340 USD
As of October 28, 2026
Save $2,720 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,060 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.36ct lab-grown radiant diamond

This 1.36ct lab-grown radiant 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 LG836620718 or 836620718. Listed at 18 retailers as of October 28, 2026, with prices from $340 to $3,060, a $2,720 spread on the same certified stone. Brilliant Earth lists it at $3,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.36
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620718
Dimensions7.92 × 5.55 × 3.77 mm
L/W Ratio1.43
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
7.92 mm5.55 mm1.36 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620718
Side View
Table 68.0%Crown 40.3°Girdle: Slightly ThickPavilion 38.2°Culet: NoneDepth 67.9%

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 28
Current: $3,060 USD|Low: $340 USD|High: $3,170 USD|Avg: $1,197 USD|-3.5%
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
October 29, 2026
Retailer 10$340 USD
Retailer 7$488 USD
Retailer 15$515 USD
Retailer 12$586 USD
Retailer 8$612 USD
Retailer 2$628 USD
Retailer 4$659 USD
Retailer 14$979 USD
Retailer 11$1,094 USD
Retailer 13$1,194 USD
Retailer 6$1,308 USD
Retailer 9$1,430 USD
Retailer 5$1,475 USD
Retailer 3$2,760 USD
Brilliant Earth$3,060 USD

25 data points across 15 retailers

18 retailers$340 USD to $3,060 USD

A
Cheapest Retailer
-
$340 USD
Final sale: no returns
Retailer 2
-
$378 USD
View
Price last confirmed 27 days ago
Retailer 3
-
$441 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$488 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$515 USD
View
A
Retailer 6
-
$586 USD
View
A
Retailer 7
-
$612 USD
ZAR 9,888 ZAR
View
A
Retailer 8
-
$628 USD
£494 GBP
View
A
Retailer 9
-
$659 USD
€628 EUR
View
B+
Retailer 10
-
$979 USD
View
B+
Retailer 11
-
$1,094 USD
View
B+
Retailer 12
-
$1,194 USD
View
B+
Retailer 13
-
$1,308 USD
SGD 1,768 SGD
View
B+
Retailer 14
-
$1,430 USD
£1,126 GBP
View
B
Retailer 15
-
$1,475 USD
View
Retailer 16
-
$1,568 USD
View
Price last confirmed 29 days ago
Retailer 17
-
$2,760 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21590226A · Oct 29
$3,060 USD
View
17 more retailers have this diamond
Prices start from $340 USDSave up to $2,720 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.36ct Radiant
$340 USD