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Radiant|Lab Grown|IGI

1.74ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG649400592

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

Certificate IGI LG649400592

Diamond specifications and retailer prices

From €335 EUR
$374 USD
As of October 30, 2026
Save €2,512 EUR (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,571 EUR at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.74ct lab-grown radiant diamond

This 1.74ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG649400592 or 649400592. Listed at 14 retailers as of October 30, 2026, with a 750% 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

1.74
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649400592
Dimensions8.74 × 5.95 × 3.89 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.74 mm5.95 mm1.74 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649400592
Side View
Table 65.0%Crown 41°Girdle: ThickPavilion 34°Culet: NoneDepth 65.0%

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: €2,846 EUR|Low: €335 EUR|High: €3,571 EUR|Avg: €1,421 EUR|-20.3%
Brilliant Earth
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
October 30, 2026
Retailer 13€335 EUR
Retailer 7€423 EUR
Retailer 9€510 EUR
Retailer 3€601 EUR
Retailer 14€705 EUR
Retailer 8€740 EUR
Retailer 12€928 EUR
Retailer 10€952 EUR
Retailer 2€1,404 EUR
Retailer 5€1,458 EUR
Retailer 4€1,488 EUR
Retailer 6€2,562 EUR
Retailer 11€2,658 EUR
Brilliant Earth€2,846 EUR

5 data points across 14 retailers

14 retailers€335 EUR to €2,846 EUR

A
Cheapest Retailer
-
€335 EUR
$374 USD
Final sale: no returns
A
Retailer 2
-
€423 EUR
£373 GBP
View
A
Retailer 3
-
€510 EUR
$570 USD
View
A
Retailer 4
-
€601 EUR
$671 USD
View
A
Retailer 5
-
€705 EUR
ZAR 12,718 ZAR
View
A
Retailer 6
-
€740 EUR
£651 GBP
View
A
Retailer 7
-
€928 EUR
$1,037 USD
View
A
Retailer 8
-
€952 EUR
A$1,636 AUD
View
B+
Retailer 9
-
€1,404 EUR
$1,568 USD
View
B+
Retailer 10
-
€1,458 EUR
$1,629 USD
View
B+
Retailer 11
-
€1,488 EUR
SGD 2,247 SGD
View
B
Retailer 12
-
€2,658 EUR
$2,970 USD
View
B
Retailer 13
-
€2,846 EUR
$3,180 USD
View
Most Expensive
Brilliant Earth
13718859B · Oct 21
€3,571 EUR
$3,990 USD
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from €335 EURSave up to €2,512 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
1.74ct Radiant
€335 EUR