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Oval|Lab Grown|IGI

1.81ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG447000618

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000618

Diamond specifications and retailer prices

From €895 EUR
$1,000 USD
As of October 31, 2026
Save €3,725 EUR (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,620 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.81ct lab-grown oval diamond

This 1.81ct 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 LG447000618 or 447000618. Listed at 11 retailers as of October 31, 2026, with prices from €895 to €4,620, a €3,725 spread on the same certified stone. MOH London lists it at €4,620. 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

1.81
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000618
Dimensions9.60 × 6.86 × 4.32 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.60 mm6.86 mm1.81 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000618
Side View
Table 57.5%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.0%

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: €4,620 EUR|Low: €895 EUR|High: €4,681 EUR|Avg: €2,416 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5€895 EUR
Retailer 4€1,395 EUR
Retailer 8€1,561 EUR
Retailer 6€1,617 EUR
Retailer 9€1,768 EUR
Retailer 3€1,789 EUR
Retailer 10€2,189 EUR
Retailer 7€2,546 EUR
Retailer 2€2,860 EUR
MOH London€4,620 EUR
Retailer 11€4,631 EUR

16 data points across 11 retailers

11 retailers€895 EUR to €4,620 EUR

A
Cheapest Retailer
-
€895 EUR
$1,000 USD
B+
Retailer 2
-
€1,395 EUR
$1,558 USD
View
B+
Retailer 3
-
€1,517 EUR
$1,695 USD
View
B+
Retailer 4
-
€1,561 EUR
$1,744 USD
View
Final sale: no returns
Retailer 5
-
€1,617 EUR
$1,807 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,617 EUR
$1,807 USD
View
B+
Retailer 7
-
€1,768 EUR
$1,975 USD
View
B
Retailer 8
-
€2,546 EUR
$2,844 USD
View
B
Retailer 9
-
€2,860 EUR
$3,195 USD
View
B
Retailer 10
-
€3,032 EUR
$3,387 USD
View
Most Expensive
B
MOH London
LG447000618 · Nov 1
€4,620 EUR
£4,064 GBP
View
10 more retailers have this diamond
Prices start from €895 EURSave up to €3,725 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
1.81ct Oval
€895 EUR