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Round|Lab Grown|IGI

1.71ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG440013133

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440013133

Diamond specifications and retailer prices

From €850 EUR
$950 USD
As of October 30, 2026
Save €3,621 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,471 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG440013133 or 440013133. Listed at 12 retailers as of October 29, 2026, with prices from €850 to €4,471, a €3,621 spread on the same certified stone. MOH London lists it at €4,471. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440013133
Dimensions7.86 × 7.84 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.86 mm7.84 mm1.71 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440013133
Side View
Table 58.0%Crown 31.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.5%

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: €4,471 EUR|Low: €850 EUR|High: €4,507 EUR|Avg: €2,304 EUR|+0.5%
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 30, 2026
Retailer 2€850 EUR
Retailer 9€1,343 EUR
Retailer 12€1,461 EUR
Retailer 14€1,503 EUR
Retailer 10€1,557 EUR
Retailer 6€1,709 EUR
Retailer 3€1,710 EUR
Retailer 4€2,114 EUR
Retailer 11€2,454 EUR
Retailer 8€2,753 EUR
Retailer 7€2,862 EUR
Retailer 13€2,919 EUR
Retailer 5€4,456 EUR
MOH London€4,471 EUR

21 data points across 14 retailers

12 retailers€850 EUR to €4,471 EUR

A
Cheapest Retailer
-
€850 EUR
$950 USD
A
Retailer 2
-
€1,343 EUR
$1,500 USD
View
B+
Retailer 3
-
€1,461 EUR
$1,632 USD
View
B+
Retailer 4
-
€1,503 EUR
$1,679 USD
View
Final sale: no returns
Retailer 5
-
€1,557 EUR
$1,740 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€1,557 EUR
$1,740 USD
View
B+
Retailer 7
-
€1,710 EUR
$1,910 USD
View
B
Retailer 8
-
€2,454 EUR
$2,742 USD
View
B
Retailer 9
-
€2,753 EUR
$3,076 USD
View
B
Retailer 10
-
€2,862 EUR
ZAR 51,664 ZAR
View
B
Retailer 11
-
€2,919 EUR
$3,261 USD
View
Most Expensive
B
MOH London
LG440013133 · Oct 29
€4,471 EUR
£3,933 GBP
View
11 more retailers have this diamond
Prices start from €850 EURSave up to €3,621 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
1.71ct Round
€850 EUR