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Radiant|Lab Grown|IGI

1.28ct E VVS2 Radiant Lab Grown Diamond

ID • E/VVS2 • IGI LG728559013

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

Certificate IGI LG728559013

Diamond specifications and retailer prices

From $191 USD
As of October 28, 2026
Save $1,449 USD (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,640 USD 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG728559013 or 728559013. Listed at 16 retailers as of October 28, 2026, with prices from $191 to $1,640, a $1,449 spread on the same certified stone. Do Amore Diamonds lists it at $1,640. 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
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle57.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728559013
Dimensions7.27 × 5.46 × 3.80 mm
L/W Ratio1.33
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
7.27 mm5.46 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728559013
Side View
Table 67.0%Crown 57.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 69.6%

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 28
Current: $1,640 USD|Low: $180 USD|High: $1,720 USD|Avg: $686 USD|+5.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7$191 USD
Retailer 10$248 USD
Retailer 11$290 USD
Retailer 3$402 USD
Retailer 8$463 USD
Retailer 5$570 USD
Retailer 6$593 USD
Retailer 12$767 USD
Retailer 4$810 USD
Retailer 9$910 USD
Retailer 2$1,099 USD
Do Amore Diamonds$1,640 USD

23 data points across 12 retailers

16 retailers$191 USD to $1,640 USD

Retailer 1
-
$172 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$191 USD
View
Final sale: no returns
Retailer 3
-
$198 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$248 USD
View
B+
Retailer 5
-
$290 USD
View
A
Retailer 6
-
$463 USD
View
B+
Retailer 7
-
$570 USD
A$877 AUD
View
B+
Retailer 8
-
$593 USD
View
Retailer 9
-
$702 USD
View
Price last confirmed 63 days ago
Retailer 10
-
$719 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$767 USD
View
Retailer 12
-
$790 USD
View
Price last confirmed 29 days ago
Retailer 13
-
$810 USD
View
Price last confirmed 32 days ago
B+
Retailer 14
-
$910 USD
View
B
Retailer 15
-
$1,099 USD
£865 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5B99FC8E6 · Oct 29
$1,640 USD
View
15 more retailers have this diamond
Prices start from $191 USDSave up to $1,449 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
1.28ct Radiant
$191 USD