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Radiant|Lab Grown|IGI

1.71ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG729574229

Certificate IGI LG729574229

Diamond specifications and retailer prices

From €1,731 EUR
$1,927 USD
As of October 29, 2026
Save €2,537 EUR (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €4,268 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown radiant diamond

This 1.71ct 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 LG729574229 or 729574229. Listed at 3 retailers as of October 29, 2026, with prices from €1,731 to €4,268, a €2,537 spread on the same certified stone. Do Amore Diamonds lists it at €4,268. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG729574229
Dimensions8.48 × 5.93 × 3.96 mm
L/W Ratio1.43
Top View
8.48 mm5.93 mm1.71 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729574229
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: NoneDepth 66.8%

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 29
Current: €4,268 EUR|Low: €1,731 EUR|High: €4,268 EUR|Avg: €3,117 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
October 4, 2026
Retailer 3€1,731 EUR
Retailer 2€3,297 EUR
Do Amore Diamonds€4,268 EUR

2 data points across 3 retailers

3 retailers€1,731 EUR to €4,268 EUR

B+
Cheapest Retailer
-
€1,731 EUR
$1,927 USD
B
Retailer 2
-
€3,297 EUR
$3,670 USD
View
Most Expensive
B
Do Amore Diamonds
24-567-1090 · Oct 30
€4,268 EUR
$4,750 USD
View
2 more retailers have this diamond
Prices start from €1,731 EURSave up to €2,537 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+
1.71ct Radiant
€1,731 EUR