Radiant|Lab Grown|IGI

1.01ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818667874

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

Certificate IGI LG818667874

Diamond specifications and retailer prices

From €371 EUR
$415 USD
As of October 30, 2026
Save €1,276 EUR (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,701 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818667874 or 818667874. Listed at 7 retailers as of October 30, 2026, with a 343% 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

1.01
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818667874
Dimensions7.07 × 4.99 × 3.30 mm
L/W Ratio1.42
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.07 mm4.99 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818667874
Side View
Table 61.0%Crown 39.4°Girdle: MediumPavilion 33.7°Culet: NoneDepth 66.1%

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: €1,701 EUR|Low: €212 EUR|High: €1,969 EUR|Avg: €878 EUR|-0.8%
Rare Carat
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 3€212 EUR
Retailer 13€331 EUR
Retailer 9€371 EUR
Retailer 4€533 EUR
Retailer 12€547 EUR
Retailer 11€570 EUR
Retailer 8€685 EUR
Retailer 10€814 EUR
Retailer 6€944 EUR
Retailer 5€1,106 EUR
Retailer 2€1,289 EUR
Retailer 7€1,647 EUR
Rare Carat€1,701 EUR

15 data points across 13 retailers

7 retailers€371 EUR to €1,647 EUR

A
Cheapest Retailer
-
€371 EUR
$415 USD
B+
Retailer 2
-
€685 EUR
$765 USD
View
B+
Retailer 3
-
€814 EUR
$909 USD
View
B+
Retailer 4
-
€944 EUR
£830 GBP
View
B
Retailer 5
-
€1,289 EUR
$1,440 USD
View
B
Retailer 6
-
€1,647 EUR
$1,840 USD
View
Most Expensive
Rare Carat
PD-223895 · Oct 21
€1,701 EUR
$1,900 USD
View
Price last confirmed 10 days ago
6 more retailers have this diamond
Prices start from €371 EURSave up to €1,276 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
1.01ct Radiant
€371 EUR