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Round|Lab Grown|IGI

0.71ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG414059524

Shape and cutting style on the report: Round brilliant

Certificate IGI LG414059524

Diamond specifications and retailer prices

From €391 EUR
$435 USD
As of October 29, 2026
Save €1,168 EUR (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,791 EUR at MOH London · As of October 21, 2026
View at MOH London

About this 0.71ct lab-grown round diamond

This 0.71ct lab-grown round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG414059524 or 414059524. Listed at 11 retailers as of October 27, 2026, with a 299% 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414059524
Dimensions5.69 × 5.64 × 3.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.69 mm5.64 mm0.71 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG414059524
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.2%

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: €1,791 EUR|Low: €391 EUR|High: €1,948 EUR|Avg: €827 EUR|+0.6%
MOH London
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 29, 2026
Retailer 8€391 EUR
Retailer 9€413 EUR
Retailer 12€437 EUR
Retailer 13€437 EUR
Retailer 6€468 EUR
Retailer 10€485 EUR
Retailer 3€615 EUR
Retailer 14€703 EUR
Retailer 11€762 EUR
Retailer 2€823 EUR
Retailer 4€841 EUR
Retailer 7€1,360 EUR
MOH London€1,791 EUR
Retailer 5€1,948 EUR

19 data points across 14 retailers

11 retailers€391 EUR to €1,558 EUR

A
Cheapest Retailer
-
€391 EUR
$435 USD
A
Retailer 2
-
€413 EUR
$460 USD
View
A
Retailer 3
-
€437 EUR
$487 USD
View
Final sale: no returns
A
Retailer 4
-
€437 EUR
$487 USD
View
B+
Retailer 5
-
€485 EUR
$540 USD
View
B+
Retailer 6
-
€485 EUR
$540 USD
View
B+
Retailer 7
-
€762 EUR
$848 USD
View
B
Retailer 8
-
€823 EUR
View
B
Retailer 9
-
€1,360 EUR
$1,514 USD
View
B
Retailer 10
-
€1,558 EUR
$1,735 USD
View
Most Expensive
B
MOH London
LG414059524 · Oct 21
€1,791 EUR
£1,570 GBP
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from €391 EURSave up to €1,168 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
€391 EUR