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Radiant|Lab Grown|IGI

1.05ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG788630247

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

Certificate IGI LG788630247

Diamond specifications and retailer prices

From $1,500 USD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $1,975 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 top-tier cut grade and certified by IGI LG788630247 or 788630247. Listed at 3 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788630247
Dimensions7.34 × 5.04 × 3.28 mm
L/W Ratio1.46
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
7.34 mm5.04 mm1.05 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788630247
Side View
Table 66.0%Crown 45.5°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 65.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,975 USD|Low: $546 USD|High: $2,750 USD|Avg: $1,352 USD|+3.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$546 USD
Retailer 6$615 USD
Retailer 5$854 USD
Retailer 3$952 USD
Retailer 4$1,027 USD
Retailer 11$1,028 USD
Retailer 10$1,062 USD
Retailer 9$1,241 USD
Retailer 2$1,500 USD
Rare Carat$1,975 USD
Retailer 12$2,034 USD
Retailer 8$2,750 USD

8 data points across 12 retailers

3 retailers

Retailer 1
-
$854 USD
Price last confirmed 25 days ago
B
Retailer 2
-
$1,500 USD
View
Most Expensive
Rare Carat
PD-202611 · Oct 21
$1,975 USD
View
Price last confirmed 9 days ago
2 more retailers have this diamond
Prices start from $1,500 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.

B
1.05ct Radiant
$1,500 USD