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Oval|Lab Grown|IGI

1.71ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445036765

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036765

Diamond specifications and retailer prices

From €761 EUR
$850 USD
As of October 29, 2026
Save €3,488 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,249 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036765 or 445036765. Listed at 12 retailers as of October 29, 2026, with prices from €761 to €4,249, a €3,488 spread on the same certified stone. MOH London lists it at €4,249. 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

1.71
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036765
Dimensions9.31 × 6.79 × 4.29 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.31 mm6.79 mm1.71 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036765
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €4,249 EUR|Low: €761 EUR|High: €4,282 EUR|Avg: €1,936 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 8€761 EUR
Retailer 7€1,134 EUR
Retailer 12€1,233 EUR
Retailer 13€1,269 EUR
Retailer 9€1,316 EUR
Retailer 14€1,316 EUR
Retailer 3€1,468 EUR
Retailer 2€1,805 EUR
Retailer 5€1,827 EUR
Retailer 10€2,082 EUR
Retailer 4€2,452 EUR
Retailer 11€2,465 EUR
Retailer 6€3,766 EUR
MOH London€4,249 EUR

37 data points across 14 retailers

12 retailers€761 EUR to €4,249 EUR

A
Cheapest Retailer
-
€761 EUR
$850 USD
A
Retailer 2
-
€1,134 EUR
$1,267 USD
View
A
Retailer 3
-
€1,233 EUR
$1,378 USD
View
A
Retailer 4
-
€1,269 EUR
$1,418 USD
View
Final sale: no returns
Retailer 5
-
€1,316 EUR
$1,470 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€1,316 EUR
$1,470 USD
View
B+
Retailer 7
-
€1,468 EUR
$1,640 USD
View
B+
Retailer 8
-
€1,805 EUR
£1,588 GBP
View
B+
Retailer 9
-
€2,082 EUR
$2,326 USD
View
B
Retailer 10
-
€2,452 EUR
$2,739 USD
View
B
Retailer 11
-
€2,465 EUR
$2,754 USD
View
Most Expensive
B
MOH London
LG445036765 · Oct 29
€4,249 EUR
£3,738 GBP
View
11 more retailers have this diamond
Prices start from €761 EURSave up to €3,488 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 Oval
€761 EUR