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Radiant|Lab Grown|IGI

1.35ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825667156

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

Certificate IGI LG825667156

Diamond specifications and retailer prices

From $337 USD
As of October 28, 2026
Save $2,703 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,040 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.35ct lab-grown radiant diamond

This 1.35ct 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 LG825667156 or 825667156. Listed at 18 retailers as of October 28, 2026, with prices from $337 to $3,040, a $2,703 spread on the same certified stone. Brilliant Earth lists it at $3,040. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667156
Dimensions7.48 × 5.60 × 3.85 mm
L/W Ratio1.34
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
7.48 mm5.60 mm1.35 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667156
Side View
Table 65.0%Crown 42.1°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 68.8%

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: $3,040 USD|Low: $337 USD|High: $3,040 USD|Avg: $1,165 USD
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
October 29, 2026
Retailer 14$337 USD
Retailer 13$510 USD
Retailer 10$582 USD
Retailer 7$608 USD
Retailer 2$623 USD
Retailer 4$655 USD
Retailer 12$966 USD
Retailer 9$1,087 USD
Retailer 5$1,099 USD
Retailer 11$1,187 USD
Retailer 6$1,296 USD
Retailer 8$1,420 USD
Retailer 3$2,740 USD
Brilliant Earth$3,040 USD

26 data points across 14 retailers

18 retailers$337 USD to $3,040 USD

A
Cheapest Retailer
-
$337 USD
Final sale: no returns
Retailer 2
-
$375 USD
View
Price last confirmed 27 days ago
Retailer 3
-
$438 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$485 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$510 USD
View
A
Retailer 6
-
$582 USD
View
A
Retailer 7
-
$608 USD
ZAR 9,822 ZAR
View
A
Retailer 8
-
$623 USD
£491 GBP
View
A
Retailer 9
-
$655 USD
€624 EUR
View
B+
Retailer 10
-
$966 USD
View
B+
Retailer 11
-
$1,087 USD
View
B+
Retailer 12
-
$1,099 USD
View
B+
Retailer 13
-
$1,187 USD
View
B+
Retailer 14
-
$1,296 USD
SGD 1,752 SGD
View
B+
Retailer 15
-
$1,420 USD
£1,118 GBP
View
Retailer 16
-
$1,558 USD
View
Price last confirmed 29 days ago
Retailer 17
-
$2,740 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21433676A · Oct 29
$3,040 USD
View
17 more retailers have this diamond
Prices start from $337 USDSave up to $2,703 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
1.35ct Radiant
$337 USD