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Radiant|Lab Grown|IGI

1.02ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG628401230

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

Certificate IGI LG628401230

Diamond specifications and retailer prices

From $259 AUD
$182 USD
As of October 30, 2026
Save $2,232 AUD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,491 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628401230 or 628401230. Listed at 24 retailers as of October 30, 2026, with prices from $259 to $2,491, a $2,232 spread on the same certified stone. Do Amore Diamonds lists it at $2,491. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401230
Dimensions7.40 × 4.99 × 3.28 mm
L/W Ratio1.48
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
7.40 mm4.99 mm1.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401230
Side View
Table 65.0%Crown 34.9°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 65.7%

Caratlytics Score

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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: $605 AUD|Low: $249 AUD|High: $2,420 AUD|Avg: $895 AUD|+1.3%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 4$259 AUD
Retailer 14$293 AUD
Retailer 15$302 AUD
Retailer 3$322 AUD
Retailer 10$367 AUD
Retailer 7$501 AUD
Retailer 1$605 AUD
Retailer 13$610 AUD
Retailer 8$647 AUD
Retailer 6$1,093 AUD
Retailer 5$1,143 AUD
Retailer 11$1,415 AUD
Retailer 12$1,671 AUD
Retailer 2$1,787 AUD
Retailer 9$1,836 AUD

33 data points across 15 retailers

24 retailers$259 AUD to $2,491 AUD

A
Cheapest Retailer
-
$259 AUD
$182 USD
A
Retailer 2
-
$293 AUD
$206 USD
View
Final sale: no returns
A
Retailer 3
-
$302 AUD
$212 USD
View
A
Retailer 4
-
$322 AUD
$226 USD
View
A
Retailer 5
-
$367 AUD
£203 GBP
View
A
Retailer 6
-
$501 AUD
$352 USD
View
A
Retailer 7
-
$510 AUD
HK$2,800 HKD
View
A
Retailer 8
-
$605 AUD
€405 EUR
View
A
Retailer 9
-
$610 AUD
ZAR 6,928 ZAR
View
A
Retailer 10
-
$615 AUD
$432 USD
View
A
Retailer 11
-
$647 AUD
£358 GBP
View
A
Retailer 12
-
$663 AUD
$466 USD
View
A
Retailer 13
-
$760 AUD
$534 USD
View
B+
Retailer 14
-
$1,093 AUD
$768 USD
View
B+
Retailer 15
-
$1,143 AUD
$803 USD
View
B+
Retailer 16
-
$1,248 AUD
SGD 1,185 SGD
View
B+
Retailer 17
-
$1,389 AUD
$975 USD
View
B+
Retailer 18
-
$1,415 AUD
View
B
Retailer 19
-
$1,621 AUD
$1,139 USD
View
B+
Retailer 20
-
$1,671 AUD
£924 GBP
View
Retailer 21
-
$1,787 AUD
$1,255 USD
View
Price last confirmed 10 days ago
B+
Retailer 22
-
$1,836 AUD
$1,290 USD
View
B
Retailer 23
-
$2,247 AUD
£1,243 GBP
View
Most Expensive
B
Do Amore Diamonds
27-323F41C52 · Oct 31
$2,491 AUD
$1,750 USD
View
23 more retailers have this diamond
Prices start from $259 AUDSave up to $2,232 AUD

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
$259 AUD