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Radiant|Lab Grown|IGI

1.02ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG816638179

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

Certificate IGI LG816638179

Diamond specifications and retailer prices

From $182 USD
As of October 27, 2026
Save $1,428 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,610 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.02ct lab-grown radiant diamond

This 1.02ct 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 LG816638179 or 816638179. Listed at 21 retailers as of October 27, 2026, with prices from $182 to $1,610, a $1,428 spread on the same certified stone. Brilliant Earth lists it at $1,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816638179
Dimensions7.13 × 5.03 × 3.39 mm
L/W Ratio1.42
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 mm5.03 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816638179
Side View
Table 65.0%Crown 40.1°Girdle: MediumPavilion 37.6°Culet: NoneDepth 67.4%

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 27
Current: $1,610 USD|Low: $182 USD|High: $1,610 USD|Avg: $542 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 4$182 USD
Retailer 8$203 USD
Retailer 19$211 USD
Retailer 3$226 USD
Retailer 9$226 USD
Retailer 13$240 USD
Retailer 11$305 USD
Retailer 14$388 USD
Retailer 17$400 USD
Retailer 2$407 USD
Retailer 6$540 USD
Retailer 15$551 USD
Retailer 20$564 USD
Retailer 18$569 USD
Retailer 12$615 USD
Retailer 5$726 USD
Retailer 7$780 USD
Retailer 16$1,057 USD
Retailer 10$1,136 USD
Brilliant Earth$1,610 USD

33 data points across 20 retailers

21 retailers$182 USD to $1,610 USD

A
Cheapest Retailer
-
$182 USD
A
Retailer 2
-
$203 USD
View
Final sale: no returns
A
Retailer 3
-
$211 USD
View
A
Retailer 4
-
$226 USD
View
A
Retailer 5
-
$226 USD
View
A
Retailer 6
-
$240 USD
£189 GBP
View
B+
Retailer 7
-
$305 USD
View
A
Retailer 8
-
$388 USD
ZAR 6,264 ZAR
View
A
Retailer 9
-
$400 USD
€381 EUR
View
A
Retailer 10
-
$407 USD
£321 GBP
View
A
Retailer 11
-
$540 USD
View
A
Retailer 12
-
$551 USD
A$847 AUD
View
A
Retailer 13
-
$564 USD
View
A
Retailer 14
-
$569 USD
View
A
Retailer 15
-
$615 USD
SGD 831 SGD
View
B+
Retailer 16
-
$726 USD
View
B+
Retailer 17
-
$780 USD
View
B+
Retailer 18
-
$1,057 USD
£832 GBP
View
B+
Retailer 19
-
$1,136 USD
View
B
Retailer 20
-
$1,207 USD
View
Price last confirmed 86 days ago
Most Expensive
B
Brilliant Earth
20708617A · Oct 29
$1,610 USD
View
20 more retailers have this diamond
Prices start from $182 USDSave up to $1,428 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
1.02ct Radiant
$182 USD