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Oval|Lab Grown|IGI

1.71ct J SI2 Oval Lab Grown Diamond

ID • J/SI2 • IGI LG445037672

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037672

Diamond specifications and retailer prices

From €752 EUR
$840 USD
As of October 29, 2026
Save €3,394 EUR (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,146 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037672 or 445037672. Listed at 10 retailers as of October 29, 2026, with prices from €752 to €4,146, a €3,394 spread on the same certified stone. MOH London lists it at €4,146. 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
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037672
Dimensions9.34 × 6.71 × 4.26 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.34 mm6.71 mm1.71 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037672
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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 29
Current: €4,146 EUR|Low: €752 EUR|High: €4,174 EUR|Avg: €2,039 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
October 29, 2026
Retailer 5€752 EUR
Retailer 2€1,245 EUR
Retailer 9€1,354 EUR
Retailer 10€1,394 EUR
Retailer 6€1,444 EUR
Retailer 3€1,493 EUR
Retailer 12€1,980 EUR
Retailer 7€2,281 EUR
Retailer 11€2,621 EUR
Retailer 8€2,707 EUR
Retailer 4€3,232 EUR
MOH London€4,146 EUR

14 data points across 12 retailers

10 retailers€752 EUR to €4,146 EUR

A
Cheapest Retailer
-
€752 EUR
$840 USD
B+
Retailer 2
-
€1,245 EUR
$1,391 USD
View
B+
Retailer 3
-
€1,354 EUR
$1,513 USD
View
B+
Retailer 4
-
€1,394 EUR
$1,557 USD
View
Final sale: no returns
Retailer 5
-
€1,444 EUR
$1,613 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€1,444 EUR
$1,613 USD
View
B
Retailer 7
-
€2,281 EUR
$2,548 USD
View
B
Retailer 8
-
€2,621 EUR
$2,928 USD
View
B
Retailer 9
-
€2,707 EUR
$3,024 USD
View
Most Expensive
B
MOH London
LG445037672 · Oct 29
€4,146 EUR
£3,647 GBP
View
9 more retailers have this diamond
Prices start from €752 EURSave up to €3,394 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
€752 EUR