Radiant|Lab Grown|IGI

1.04ct E I1 Radiant Lab Grown Diamond

ID • E/I1 • IGI LG681503740

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

Certificate IGI LG681503740

Diamond specifications and retailer prices

From €126 EUR
$140 USD
As of October 27, 2026
Save €402 EUR (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €722 EUR at MOH London · As of October 21, 2026
View at MOH London

About this 1.04ct lab-grown radiant diamond

This 1.04ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG681503740 or 681503740. Listed at 10 retailers as of October 26, 2026, with a 319% 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

1.04
Carat
E
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681503740
Dimensions6.83 × 5.00 × 3.55 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm5.00 mm1.04 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681503740
Side View
Table 64.0%Crown 49.9°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €722 EUR|Low: €118 EUR|High: €1,284 EUR|Avg: €350 EUR|-43.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10€126 EUR
Retailer 6€146 EUR
Retailer 4€154 EUR
Retailer 5€155 EUR
Retailer 7€285 EUR
Retailer 2€287 EUR
Retailer 3€318 EUR
Retailer 11€376 EUR
Retailer 9€500 EUR
Retailer 8€527 EUR
MOH London€722 EUR

24 data points across 11 retailers

10 retailers€126 EUR to €527 EUR

B+
Cheapest Retailer
-
€126 EUR
$140 USD
B+
Retailer 2
-
€146 EUR
$162 USD
View
B+
Retailer 3
-
€154 EUR
$171 USD
View
B+
Retailer 4
-
€155 EUR
$173 USD
View
B+
Retailer 5
-
€285 EUR
View
B+
Retailer 6
-
€287 EUR
$319 USD
View
B+
Retailer 7
-
€376 EUR
$419 USD
View
B+
Retailer 8
-
€500 EUR
$556 USD
View
B
Retailer 9
-
€527 EUR
$587 USD
View
Most Expensive
MOH London
LG681503740 · Oct 21
€722 EUR
£633 GBP
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from €126 EURSave up to €402 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.

B+
1.04ct Radiant
€126 EUR