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Princess|Lab Grown|IGI

1.80ct I SI2 Princess Lab Grown Diamond

ID • I/SI2 • IGI LG451056586

Shape and cutting style on the report: Princess cut

Certificate IGI LG451056586

Diamond specifications and retailer prices

From €922 EUR
$1,030 USD
As of October 31, 2026
Save €3,546 EUR (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,467 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown princess diamond

This 1.8ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056586 or 451056586. Listed at 10 retailers as of October 29, 2026, with prices from €922 to €4,467, a €3,546 spread on the same certified stone. MOH London lists it at €4,467. 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
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056586
Dimensions6.80 × 6.56 × 4.55 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
undefined
Top View
6.80 mm6.56 mm1.80 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056586
Side View
Table 74.0%Crown 43.7°Girdle: MediumPavilion 38.2°Culet: NoneDepth 69.4%

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: €4,467 EUR|Low: €922 EUR|High: €4,497 EUR|Avg: €1,975 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2€922 EUR
Retailer 3€1,192 EUR
Retailer 7€1,297 EUR
Retailer 8€1,335 EUR
Retailer 4€1,383 EUR
Retailer 10€1,910 EUR
Retailer 5€2,188 EUR
Retailer 9€2,578 EUR
Retailer 6€2,592 EUR
MOH London€4,467 EUR

16 data points across 10 retailers

10 retailers€922 EUR to €4,467 EUR

A
Cheapest Retailer
-
€922 EUR
$1,030 USD
B+
Retailer 2
-
€1,192 EUR
$1,332 USD
View
B+
Retailer 3
-
€1,297 EUR
$1,449 USD
View
B+
Retailer 4
-
€1,335 EUR
$1,491 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,383 EUR
$1,545 USD
View
Retailer 6
-
€1,383 EUR
$1,545 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
€2,188 EUR
$2,444 USD
View
B
Retailer 8
-
€2,578 EUR
$2,880 USD
View
B
Retailer 9
-
€2,592 EUR
$2,896 USD
View
Most Expensive
B
MOH London
LG451056586 · Oct 29
€4,467 EUR
£3,930 GBP
View
9 more retailers have this diamond
Prices start from €922 EURSave up to €3,546 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 Princess
€922 EUR