Radiant|Lab Grown|IGI

1.28ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG801669597

Certificate IGI LG801669597

Diamond specifications and retailer prices

From $286 USD
£225 GBP
As of October 30, 2026
Save $517 USD (64%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $803 USD at With Clarity · As of October 29, 2026
View at With Clarity

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 LG801669597 or 801669597. Listed at 6 retailers as of October 29, 2026, with prices from $286 to $803, a $517 spread on the same certified stone. With Clarity lists it at $803. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG801669597
Dimensions7.60 × 5.29 × 3.66 mm
L/W Ratio1.44
Top View
7.60 mm5.29 mm1.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801669597
Side View
Table 65.0%CrownGirdle: MediumPavilionCulet: NoneDepth 69.2%

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: $670 USD|Low: $286 USD|High: $803 USD|Avg: $539 USD|-16.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 30, 2026
Retailer 2$286 USD
Retailer 5$322 USD
Retailer 3$434 USD
Retailer 4$480 USD
Retailer 1$670 USD
With Clarity$803 USD

4 data points across 6 retailers

6 retailers$286 USD to $803 USD

A
Cheapest Retailer
-
$286 USD
£225 GBP
B+
Retailer 2
-
$322 USD
View
A
Retailer 3
-
$434 USD
£342 GBP
View
B+
Retailer 4
-
$480 USD
View
B+
Retailer 5
-
$670 USD
View
Most Expensive
B
With Clarity
801669597 · Oct 29
$803 USD
View
5 more retailers have this diamond
Prices start from $286 USDSave up to $517 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
$286 USD