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Oval|Lab Grown|IGI

1.80ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG442066506

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442066506

Diamond specifications and retailer prices

From €886 EUR
$990 USD
As of October 31, 2026
Save €3,733 EUR (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,619 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442066506 or 442066506. Listed at 11 retailers as of October 29, 2026, with prices from €886 to €4,619, a €3,733 spread on the same certified stone. MOH London lists it at €4,619. 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

1.80
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442066506
Dimensions9.31 × 6.74 × 4.26 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.31 mm6.74 mm1.80 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442066506
Side View
Table 60.0%Crown 35.4°Girdle: THK-VTKPavilion 40.4°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 31
Current: €4,619 EUR|Low: €886 EUR|High: €4,656 EUR|Avg: €2,367 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
October 18, 2026
Retailer 5€886 EUR
Retailer 4€1,386 EUR
Retailer 8€1,553 EUR
Retailer 6€1,608 EUR
Retailer 9€1,608 EUR
Retailer 10€1,763 EUR
Retailer 11€2,179 EUR
Retailer 7€2,531 EUR
Retailer 2€2,845 EUR
Retailer 3€4,606 EUR
MOH London€4,619 EUR

14 data points across 11 retailers

11 retailers€886 EUR to €4,619 EUR

A
Cheapest Retailer
-
€886 EUR
$990 USD
A
Retailer 2
-
€1,386 EUR
$1,549 USD
View
B+
Retailer 3
-
€1,509 EUR
$1,686 USD
View
B+
Retailer 4
-
€1,553 EUR
$1,735 USD
View
Final sale: no returns
Retailer 5
-
€1,608 EUR
$1,797 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,608 EUR
$1,797 USD
View
B
Retailer 7
-
€1,763 EUR
$1,970 USD
View
B
Retailer 8
-
€2,531 EUR
$2,828 USD
View
B
Retailer 9
-
€2,845 EUR
$3,178 USD
View
B
Retailer 10
-
€3,016 EUR
$3,369 USD
View
Most Expensive
B
MOH London
LG442066506 · Oct 29
€4,619 EUR
£4,063 GBP
View
10 more retailers have this diamond
Prices start from €886 EURSave up to €3,733 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
1.80ct Oval
€886 EUR