Round|Lab Grown|IGI

0.71ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG515207111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG515207111

Diamond specifications and retailer prices

From €112 EUR
$125 USD
As of October 29, 2026
Save €1,053 EUR (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,417 EUR at Allurez · As of October 26, 2026
View at Allurez

About this 0.71ct lab-grown round diamond

This 0.71ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515207111 or 515207111. Listed at 13 retailers as of October 29, 2026, with a 937% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.71
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515207111
Dimensions5.74 × 5.70 × 3.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
5.74 mm5.70 mm0.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515207111
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

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 29
Current: €3,417 EUR|Low: €108 EUR|High: €3,417 EUR|Avg: €585 EUR
Allurez
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
Retailer 16
October 29, 2026
Retailer 11€112 EUR
Retailer 16€125 EUR
Retailer 14€129 EUR
Retailer 3€253 EUR
Retailer 15€267 EUR
Retailer 2€270 EUR
Retailer 5€289 EUR
Retailer 7€305 EUR
Retailer 6€425 EUR
Retailer 13€446 EUR
Retailer 12€458 EUR
Retailer 10€471 EUR
Retailer 8€546 EUR
Retailer 4€605 EUR
Retailer 9€1,165 EUR
Allurez€3,417 EUR

20 data points across 16 retailers

13 retailers€112 EUR to €1,165 EUR

A
Cheapest Retailer
-
€112 EUR
$125 USD
A
Retailer 2
-
€125 EUR
$139 USD
View
Final sale: no returns
A
Retailer 3
-
€129 EUR
$144 USD
View
A
Retailer 4
-
€253 EUR
HK$2,200 HKD
View
A
Retailer 5
-
€267 EUR
$297 USD
View
A
Retailer 6
-
€270 EUR
View
B+
Retailer 7
-
€446 EUR
$496 USD
View
B+
Retailer 8
-
€458 EUR
$510 USD
View
B+
Retailer 9
-
€471 EUR
$524 USD
View
B
Retailer 10
-
€546 EUR
£479 GBP
View
B
Retailer 11
-
€605 EUR
SGD 910 SGD
View
B
Retailer 12
-
€1,165 EUR
£1,021 GBP
View
Most Expensive
B
Allurez
5432261 · Oct 26
€3,417 EUR
$3,803 USD
View
Price under review
12 more retailers have this diamond
Prices start from €112 EURSave up to €1,053 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
0.71ct Round
€112 EUR