Radiant|Lab Grown|IGI

1.05ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG811682417

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

Certificate IGI LG811682417

Diamond specifications and retailer prices

From $165 USD
As of October 27, 2026
Save $917 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,130 USD at Brilliant Earth · As of October 3, 2026
View at Brilliant Earth

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811682417 or 811682417. Listed at 20 retailers as of October 27, 2026, with a 555% 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

1.05
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811682417
Dimensions7.42 × 4.92 × 3.35 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm4.92 mm1.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811682417
Side View
Table 64.0%Crown 42.7°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.1%

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 27
Current: $361 USD|Low: $163 USD|High: $1,082 USD|Avg: $446 USD|+5.5%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 15$165 USD
Retailer 9$183 USD
Retailer 2$191 USD
Retailer 17$204 USD
Retailer 19$204 USD
Retailer 12$258 USD
Retailer 7$338 USD
Retailer 14$351 USD
Retailer 1$361 USD
Retailer 10$368 USD
Retailer 3$390 USD
Retailer 16$499 USD
Retailer 6$523 USD
Retailer 5$530 USD
Retailer 18$657 USD
Retailer 4$694 USD
Retailer 8$712 USD
Retailer 13$961 USD
Retailer 11$1,082 USD

34 data points across 19 retailers

20 retailers$165 USD to $1,082 USD

A
Cheapest Retailer
-
$165 USD
A
Retailer 2
-
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$191 USD
View
A
Retailer 4
-
$204 USD
View
A
Retailer 5
-
$204 USD
View
A
Retailer 6
-
$258 USD
£203 GBP
View
A
Retailer 7
-
$338 USD
View
A
Retailer 8
-
$351 USD
ZAR 5,671 ZAR
View
A
Retailer 9
-
$361 USD
£284 GBP
View
A
Retailer 10
-
$368 USD
View
A
Retailer 11
-
$390 USD
€371 EUR
View
B+
Retailer 12
-
$499 USD
A$767 AUD
View
B+
Retailer 13
-
$523 USD
View
B+
Retailer 14
-
$530 USD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
$657 USD
View
B
Retailer 16
-
$694 USD
View
B
Retailer 17
-
$712 USD
View
B
Retailer 18
-
$961 USD
£757 GBP
View
B
Retailer 19
-
$1,082 USD
View
Most Expensive
B
Brilliant Earth
20357076A · Oct 3
$1,130 USD
View
Price last confirmed 26 days ago
19 more retailers have this diamond
Prices start from $165 USDSave up to $917 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
1.05ct Radiant
$165 USD