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Radiant|Lab Grown|IGI

1.05ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816615690

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

Certificate IGI LG816615690

Diamond specifications and retailer prices

From €257 EUR
£226 GBP
As of October 30, 2026
Save €1,444 EUR (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,768 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615690 or 816615690. Listed at 8 retailers as of October 30, 2026, with a 562% 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.7°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615690
Dimensions6.96 × 5.10 × 3.38 mm
L/W Ratio1.36
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
6.96 mm5.10 mm1.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615690
Side View
Table 64.0%Crown 24.7°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
A+
Exceptional
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: €1,768 EUR|Low: €220 EUR|High: €2,050 EUR|Avg: €884 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
Retailer 14
Retailer 15
October 30, 2026
Retailer 5€220 EUR
Retailer 8€257 EUR
Retailer 11€381 EUR
Retailer 3€519 EUR
Retailer 15€567 EUR
Retailer 6€570 EUR
Retailer 14€591 EUR
Retailer 10€708 EUR
Retailer 13€835 EUR
Retailer 4€963 EUR
Retailer 12€972 EUR
Retailer 7€1,143 EUR
Retailer 2€1,343 EUR
Retailer 9€1,701 EUR
Rare Carat€1,768 EUR

20 data points across 15 retailers

8 retailers€257 EUR to €1,701 EUR

A+
Cheapest Retailer
-
€257 EUR
£226 GBP
A
Retailer 2
-
€381 EUR
$426 USD
View
B+
Retailer 3
-
€708 EUR
$791 USD
View
B+
Retailer 4
-
€835 EUR
$932 USD
View
B+
Retailer 5
-
€972 EUR
£855 GBP
View
B
Retailer 6
-
€1,343 EUR
$1,500 USD
View
B
Retailer 7
-
€1,701 EUR
$1,900 USD
View
Most Expensive
Rare Carat
PE-229329 · Oct 21
€1,768 EUR
$1,975 USD
View
Price last confirmed 10 days ago
7 more retailers have this diamond
Prices start from €257 EURSave up to €1,444 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
€257 EUR