Radiant|Lab Grown|IGI

1.05ct E FL Radiant Lab Grown Diamond

VG • E/FL • IGI LG783638118

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

Certificate IGI LG783638118

Diamond specifications and retailer prices

From $2,200 USD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $2,200 USD at Brilliant Earth
View at Brilliant Earth

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG783638118 or 783638118. Listed at 3 retailers as of October 29, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
E
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783638118
Dimensions7.13 × 4.85 × 3.44 mm
L/W Ratio1.47
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
7.13 mm4.85 mm1.05 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783638118
Side View
Table 60.0%Crown 46.4°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 70.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $2,200 USD|Low: $259 USD|High: $2,750 USD|Avg: $1,263 USD|-2.7%
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 18, 2026
Retailer 9$259 USD
Retailer 7$546 USD
Retailer 6$615 USD
Retailer 8$679 USD
Retailer 4$782 USD
Retailer 5$854 USD
Retailer 12$1,062 USD
Retailer 11$1,241 USD
Retailer 2$1,975 USD
Retailer 3$2,150 USD
Brilliant Earth$2,200 USD
Retailer 10$2,750 USD

8 data points across 12 retailers

3 retailers

B+
Retailer 1
-
$854 USD
Price last confirmed 24 days ago
B
Retailer 2
-
$1,975 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21402336Y · Oct 29
$2,200 USD
View
2 more retailers have this diamond

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+
1.05ct Radiant
$2,200 USD