Radiant|Lab Grown|IGI

1.27ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG640418242

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

Certificate IGI LG640418242

Diamond specifications and retailer prices

From $382 USD
As of October 29, 2026
Save $1,053 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,310 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640418242 or 640418242. Listed at 11 retailers as of October 29, 2026, with a 276% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640418242
Dimensions7.64 × 5.48 × 3.58 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.64 mm5.48 mm1.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640418242
Side View
Table 65.0%Crown 41°Girdle: MediumPavilion 37.1°Culet: NoneDepth 65.3%

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 29
Current: $2,310 USD|Low: $204 USD|High: $2,310 USD|Avg: $871 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
October 30, 2026
Retailer 5$204 USD
Retailer 10$382 USD
Retailer 11$480 USD
Retailer 12$537 USD
Retailer 8$612 USD
Retailer 2$628 USD
Retailer 7$868 USD
Retailer 9$991 USD
Retailer 13$1,310 USD
Retailer 4$1,341 USD
Retailer 3$1,356 USD
Retailer 6$1,435 USD
Do Amore Diamonds$2,310 USD

32 data points across 13 retailers

11 retailers$382 USD to $1,435 USD

A
Cheapest Retailer
-
$382 USD
A
Retailer 2
-
$480 USD
View
B+
Retailer 3
-
$537 USD
View
B+
Retailer 4
-
$612 USD
ZAR 9,883 ZAR
View
B+
Retailer 5
-
$628 USD
£494 GBP
View
B+
Retailer 6
-
$868 USD
A$1,336 AUD
View
B
Retailer 7
-
$991 USD
View
B
Retailer 8
-
$1,310 USD
View
B
Retailer 9
-
$1,341 USD
View
B
Retailer 10
-
$1,435 USD
£1,130 GBP
View
Most Expensive
Do Amore Diamonds
27-A861D0200 · Oct 30
$2,310 USD
View
Price under review
10 more retailers have this diamond
Prices start from $382 USDSave up to $1,053 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
1.27ct Radiant
$382 USD