Radiant|Lab Grown|IGI

1.28ct E VVS2 Radiant Lab Grown Diamond

EX • E/VVS2 • IGI LG636403357

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

Certificate IGI LG636403357

Diamond specifications and retailer prices

From $219 USD
As of October 27, 2026
Save $1,881 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,100 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 LG636403357 or 636403357. Listed at 18 retailers as of October 27, 2026, with prices from $219 to $2,100, a $1,881 spread on the same certified stone. Do Amore Diamonds lists it at $2,100. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636403357
Dimensions7.58 × 5.36 × 3.61 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
7.58 mm5.36 mm1.28 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636403357
Side View
Table 66.0%Crown 33.8°Girdle: MediumPavilion 35°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: $2,100 USD|Low: $173 USD|High: $2,100 USD|Avg: $842 USD
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
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 3$244 USD
Retailer 12$271 USD
Retailer 7$410 USD
Retailer 14$464 USD
Retailer 2$567 USD
Retailer 15$591 USD
Retailer 10$700 USD
Retailer 9$730 USD
Retailer 11$875 USD
Retailer 13$962 USD
Retailer 5$1,133 USD
Retailer 4$1,173 USD
Retailer 8$1,205 USD
Retailer 6$1,253 USD
Do Amore Diamonds$2,100 USD

43 data points across 15 retailers

18 retailers$219 USD to $2,100 USD

A
Cheapest Retailer
-
$219 USD
A
Retailer 2
-
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$254 USD
View
A
Retailer 4
-
$271 USD
View
A
Retailer 5
-
$271 USD
View
A
Retailer 6
-
$410 USD
View
A
Retailer 7
-
$464 USD
View
B+
Retailer 8
-
$567 USD
£447 GBP
View
B+
Retailer 9
-
$591 USD
View
Retailer 10
-
$700 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$730 USD
A$1,123 AUD
View
B+
Retailer 12
-
$875 USD
View
B
Retailer 13
-
$962 USD
View
B
Retailer 14
-
$1,133 USD
View
B
Retailer 15
-
$1,173 USD
£924 GBP
View
B
Retailer 16
-
$1,205 USD
£949 GBP
View
B
Retailer 17
-
$1,253 USD
View
Most Expensive
B
Do Amore Diamonds
27-F97B686B0 · Oct 29
$2,100 USD
View
17 more retailers have this diamond
Prices start from $219 USDSave up to $1,881 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
$219 USD