Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG742544033

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

Certificate IGI LG742544033

Diamond specifications and retailer prices

From $189 USD
As of October 30, 2026
Save $1,631 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,820 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742544033 or 742544033. Listed at 21 retailers as of October 29, 2026, with prices from $189 to $1,820, a $1,631 spread on the same certified stone. Do Amore Diamonds lists it at $1,820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742544033
Dimensions7.10 × 4.96 × 3.34 mm
L/W Ratio1.43
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
7.10 mm4.96 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742544033
Side View
Table 64.0%Crown 45°Girdle: Slightly ThickPavilion 33.6°Culet: NoneDepth 67.3%

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 30
Current: $478 USD|Low: $211 USD|High: $1,130 USD|Avg: $666 USD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11$211 USD
Retailer 9$411 USD
Retailer 5$445 USD
Retailer 10$472 USD
Retailer 1$478 USD
Retailer 6$632 USD
Retailer 8$757 USD
Retailer 3$1,005 USD
Retailer 2$1,006 USD
Retailer 4$1,043 USD
Retailer 7$1,115 USD

41 data points across 11 retailers

21 retailers$189 USD to $1,820 USD

A
Cheapest Retailer
-
$189 USD
A
Retailer 2
-
$211 USD
View
Final sale: no returns
A
Retailer 3
-
$219 USD
View
A
Retailer 4
-
$235 USD
View
A
Retailer 5
-
$235 USD
View
A
Retailer 6
-
$358 USD
HK$2,800 HKD
View
A
Retailer 7
-
$411 USD
View
A
Retailer 8
-
$428 USD
View
A
Retailer 9
-
$445 USD
ZAR 7,184 ZAR
View
A
Retailer 10
-
$472 USD
View
A
Retailer 11
-
$478 USD
£376 GBP
View
B+
Retailer 12
-
$632 USD
A$973 AUD
View
B+
Retailer 13
-
$757 USD
View
B+
Retailer 14
-
$832 USD
View
B+
Retailer 15
-
$872 USD
SGD 1,179 SGD
View
B
Retailer 16
-
$1,005 USD
View
B
Retailer 17
-
$1,006 USD
£792 GBP
View
B+
Retailer 18
-
$1,043 USD
£821 GBP
View
Retailer 19
-
$1,115 USD
View
Price last confirmed 11 days ago
B
Retailer 20
-
$1,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-3FF3F0DE7 · Oct 29
$1,820 USD
View
20 more retailers have this diamond
Prices start from $189 USDSave up to $1,631 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
1.00ct Radiant
$189 USD