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Oval|Lab Grown|IGI

1.72ct J SI2 Oval Lab Grown Diamond

ID • J/SI2 • IGI LG451055380

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451055380

Diamond specifications and retailer prices

From €770 EUR
$860 USD
As of October 29, 2026
Save €3,383 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,153 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 1.72ct lab-grown oval diamond

This 1.72ct 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 LG451055380 or 451055380. Listed at 10 retailers as of October 27, 2026, with prices from €770 to €4,153, a €3,383 spread on the same certified stone. MOH London lists it at €4,153. 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

1.72
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055380
Dimensions9.71 × 6.66 × 4.14 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.71 mm6.66 mm1.72 ctJ / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451055380
Side View
Table 59.0%Crown 36.1°Girdle: MED-VTKPavilion 40.8°Culet: NoneDepth 62.2%

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: €4,153 EUR|Low: €770 EUR|High: €4,203 EUR|Avg: €2,107 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 4€770 EUR
Retailer 2€1,252 EUR
Retailer 8€1,362 EUR
Retailer 9€1,401 EUR
Retailer 5€1,452 EUR
Retailer 11€1,990 EUR
Retailer 6€2,293 EUR
Retailer 10€2,636 EUR
Retailer 7€2,722 EUR
Retailer 3€3,251 EUR
MOH London€4,153 EUR

14 data points across 11 retailers

10 retailers€770 EUR to €4,153 EUR

A
Cheapest Retailer
-
€770 EUR
$860 USD
B+
Retailer 2
-
€1,252 EUR
$1,399 USD
View
B+
Retailer 3
-
€1,362 EUR
$1,522 USD
View
B+
Retailer 4
-
€1,401 EUR
$1,565 USD
View
Final sale: no returns
Retailer 5
-
€1,452 EUR
$1,622 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,452 EUR
$1,622 USD
View
B
Retailer 7
-
€2,293 EUR
$2,562 USD
View
B
Retailer 8
-
€2,636 EUR
$2,945 USD
View
B
Retailer 9
-
€2,722 EUR
$3,041 USD
View
Most Expensive
B
MOH London
LG451055380 · Oct 27
€4,153 EUR
£3,653 GBP
View
9 more retailers have this diamond
Prices start from €770 EURSave up to €3,383 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
1.72ct Oval
€770 EUR