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Radiant|Lab Grown|IGI

1.28ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG645487549

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

Certificate IGI LG645487549

Diamond specifications and retailer prices

From $283 AUD
$199 USD
As of October 30, 2026
Save $2,436 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,719 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645487549 or 645487549. Listed at 15 retailers as of October 29, 2026, with prices from $283 to $2,719, a $2,436 spread on the same certified stone. Do Amore Diamonds lists it at $2,719. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645487549
Dimensions7.59 × 5.39 × 3.62 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.59 mm5.39 mm1.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645487549
Side View
Table 65.0%Crown 44.9°Girdle: MediumPavilion 34.8°Culet: NoneDepth 67.2%

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 30
Current: $2,719 AUD|Low: $535 AUD|High: $2,719 AUD|Avg: $1,268 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$535 AUD
Retailer 6$609 AUD
Retailer 2$722 AUD
Retailer 4$911 AUD
Retailer 5$1,135 AUD
Retailer 9$1,493 AUD
Retailer 7$1,519 AUD
Retailer 3$1,558 AUD
Retailer 8$1,623 AUD
Do Amore Diamonds$2,719 AUD

41 data points across 10 retailers

15 retailers$283 AUD to $2,719 AUD

A
Cheapest Retailer
-
$283 AUD
$199 USD
A
Retailer 2
-
$329 AUD
$231 USD
View
A
Retailer 3
-
$352 AUD
$247 USD
View
A
Retailer 4
-
$352 AUD
$247 USD
View
A
Retailer 5
-
$535 AUD
$376 USD
View
A
Retailer 6
-
$609 AUD
$428 USD
View
A
Retailer 7
-
$722 AUD
£399 GBP
View
Retailer 8
-
$911 AUD
$640 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$1,029 AUD
£569 GBP
View
B
Retailer 10
-
$1,135 AUD
$797 USD
View
B
Retailer 11
-
$1,248 AUD
$877 USD
View
Retailer 12
-
$1,493 AUD
$1,049 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$1,519 AUD
£840 GBP
View
B
Retailer 14
-
$1,558 AUD
£862 GBP
View
Most Expensive
B
Do Amore Diamonds
27-DC54FE9F1 · Oct 29
$2,719 AUD
$1,910 USD
View
14 more retailers have this diamond
Prices start from $283 AUDSave up to $2,436 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
1.28ct Radiant
$283 AUD