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 €148 EUR
$165 USD
As of October 30, 2026
Save €820 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,011 EUR 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 30, 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
Colour
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 30
Current: €322 EUR|Low: €146 EUR|High: €968 EUR|Avg: €399 EUR|+4.9%
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 31, 2026
Retailer 15€148 EUR
Retailer 9€164 EUR
Retailer 2€171 EUR
Retailer 17€183 EUR
Retailer 19€183 EUR
Retailer 12€230 EUR
Retailer 7€303 EUR
Retailer 14€314 EUR
Retailer 1€322 EUR
Retailer 10€329 EUR
Retailer 3€349 EUR
Retailer 16€446 EUR
Retailer 6€468 EUR
Retailer 5€474 EUR
Retailer 18€588 EUR
Retailer 4€621 EUR
Retailer 8€637 EUR
Retailer 13€861 EUR
Retailer 11€968 EUR

35 data points across 19 retailers

20 retailers€148 EUR to €968 EUR

A
Cheapest Retailer
-
€148 EUR
$165 USD
A
Retailer 2
-
€164 EUR
$183 USD
View
Final sale: no returns
A
Retailer 3
-
€171 EUR
$191 USD
View
A
Retailer 4
-
€183 EUR
$204 USD
View
A
Retailer 5
-
€183 EUR
$204 USD
View
A
Retailer 6
-
€230 EUR
£202 GBP
View
A
Retailer 7
-
€303 EUR
$338 USD
View
A
Retailer 8
-
€314 EUR
ZAR 5,671 ZAR
View
A
Retailer 9
-
€322 EUR
£283 GBP
View
A
Retailer 10
-
€329 EUR
$368 USD
View
Retailer 11
-
€349 EUR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
€446 EUR
A$767 AUD
View
B+
Retailer 13
-
€468 EUR
$523 USD
View
Retailer 14
-
€474 EUR
$530 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
€588 EUR
$657 USD
View
B
Retailer 16
-
€621 EUR
$694 USD
View
B
Retailer 17
-
€637 EUR
$712 USD
View
B
Retailer 18
-
€861 EUR
£757 GBP
View
B
Retailer 19
-
€968 EUR
$1,082 USD
View
Most Expensive
Brilliant Earth
20357076A · Oct 3
€1,011 EUR
$1,130 USD
View
Price last confirmed 27 days ago
19 more retailers have this diamond
Prices start from €148 EURSave up to €820 EUR

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
€148 EUR