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Round|Lab Grown|IGI

3.45ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG744514504

Shape and cutting style on the report: Round brilliant

Certificate IGI LG744514504

Diamond specifications and retailer prices

From €1,148 EUR
$1,282 USD
As of November 1, 2026
Save €6,810 EUR (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €7,957 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.45ct lab-grown round diamond

This 3.45ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744514504 or 744514504. Listed at 15 retailers as of October 31, 2026, with prices from €1,148 to €7,957, a €6,810 spread on the same certified stone. Blue Nile lists it at €7,957. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.45
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514504
Dimensions9.69 × 9.75 × 5.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
9.69 mm9.75 mm3.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514504
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

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: Nov 1
Current: €7,957 EUR|Low: €1,148 EUR|High: €8,655 EUR|Avg: €3,403 EUR|-7.8%
Blue Nile
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
November 1, 2026
Retailer 10€1,148 EUR
Retailer 15€1,249 EUR
Retailer 11€1,472 EUR
Retailer 7€1,472 EUR
Retailer 4€1,951 EUR
Retailer 5€1,976 EUR
Retailer 9€2,108 EUR
Retailer 13€2,481 EUR
Retailer 8€2,482 EUR
Retailer 14€2,754 EUR
Retailer 3€3,161 EUR
Retailer 2€4,197 EUR
Retailer 6€7,546 EUR
Retailer 12€7,895 EUR
Blue Nile€7,957 EUR

33 data points across 15 retailers

15 retailers€1,148 EUR to €7,957 EUR

A+
Cheapest Retailer
-
€1,148 EUR
$1,282 USD
A
Retailer 2
-
€1,249 EUR
$1,395 USD
View
A
Retailer 3
-
€1,472 EUR
$1,644 USD
View
A
Retailer 4
-
€1,472 EUR
$1,645 USD
View
Final sale: no returns
A
Retailer 5
-
€1,951 EUR
$2,180 USD
View
A
Retailer 6
-
€1,976 EUR
$2,208 USD
View
A
Retailer 7
-
€2,108 EUR
$2,355 USD
View
A
Retailer 8
-
€2,481 EUR
$2,772 USD
View
A
Retailer 9
-
€2,482 EUR
View
A
Retailer 10
-
€2,754 EUR
$3,077 USD
View
B+
Retailer 11
-
€3,161 EUR
$3,532 USD
View
B+
Retailer 12
-
€4,197 EUR
£3,692 GBP
View
B
Retailer 13
-
€7,546 EUR
$8,430 USD
View
B
Retailer 14
-
€7,895 EUR
$8,820 USD
View
Most Expensive
B
Blue Nile
27858157 · Oct 31
€7,957 EUR
$8,890 USD
View
14 more retailers have this diamond
Prices start from €1,148 EURSave up to €6,810 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+
3.45ct Round
€1,148 EUR