CaratHunter
Plans
Radiant|Lab Grown|IGI

1.02ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG589310805

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

Certificate IGI LG589310805

Diamond specifications and retailer prices

From $214 USD
As of October 27, 2026
Save $1,023 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,237 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG589310805 or 589310805. Listed at 21 retailers as of October 27, 2026, with prices from $214 to $1,237, a $1,023 spread on the same certified stone. Reve Diamonds lists it at $1,237. 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 angle43.3°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589310805
Dimensions7.12 × 4.93 × 3.31 mm
L/W Ratio1.44
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
7.12 mm4.93 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589310805
Side View
Table 64.0%Crown 43.3°Girdle: MediumPavilion 33.2°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $489 USD|Low: $205 USD|High: $1,074 USD|Avg: $479 USD|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12$214 USD
Retailer 4$248 USD
Retailer 2$265 USD
Retailer 5$265 USD
Retailer 7$282 USD
Retailer 13$385 USD
Retailer 8$455 USD
Retailer 10$474 USD
Retailer 1$489 USD
Retailer 9$647 USD
Retailer 3$851 USD
Retailer 11$854 USD
Retailer 6$1,067 USD

35 data points across 13 retailers

21 retailers$214 USD to $1,237 USD

A
Cheapest Retailer
-
$214 USD
A
Retailer 2
-
$238 USD
View
Final sale: no returns
A
Retailer 3
-
$248 USD
View
A
Retailer 4
-
$265 USD
View
A
Retailer 5
-
$265 USD
View
A
Retailer 6
-
$282 USD
£222 GBP
View
A
Retailer 7
-
$294 USD
HK$2,300 HKD
View
A
Retailer 8
-
$385 USD
View
A
Retailer 9
-
$455 USD
ZAR 7,348 ZAR
View
A
Retailer 10
-
$474 USD
€451 EUR
View
A
Retailer 11
-
$489 USD
£385 GBP
View
A
Retailer 12
-
$500 USD
View
A
Retailer 13
-
$575 USD
View
B+
Retailer 14
-
$647 USD
A$996 AUD
View
B+
Retailer 15
-
$717 USD
SGD 969 SGD
View
B+
Retailer 16
-
$851 USD
View
B+
Retailer 17
-
$854 USD
View
B+
Retailer 18
-
$888 USD
£699 GBP
View
B+
Retailer 19
-
$904 USD
View
B+
Retailer 20
-
$1,067 USD
£840 GBP
View
Most Expensive
B
Reve Diamonds
21B85EE48 · Oct 28
$1,237 USD
View
20 more retailers have this diamond
Prices start from $214 USDSave up to $1,023 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
$214 USD