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Cushion|Lab Grown|IGI

1.80ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG825670046

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG825670046

Diamond specifications and retailer prices

From €416 EUR
$465 USD
As of October 27, 2026
Save €1,272 EUR (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,907 EUR at MOH London · As of October 19, 2026
View at MOH London

About this 1.8ct lab-grown cushion diamond

This 1.8ct lab-grown cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825670046 or 825670046. Listed at 13 retailers as of October 27, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825670046
Dimensions8.41 × 6.13 × 4.17 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm6.13 mm1.80 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825670046
Side View
Table 54.0%Crown 39.4°Girdle: THK-VTKPavilion 39.6°Culet: LargeDepth 68.0%

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 27
Current: €1,907 EUR|Low: €400 EUR|High: €1,921 EUR|Avg: €911 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
Retailer 13
Retailer 14
October 31, 2026
Retailer 11€416 EUR
Retailer 4€466 EUR
Retailer 12€466 EUR
Retailer 13€516 EUR
Retailer 14€516 EUR
Retailer 5€615 EUR
Retailer 10€618 EUR
Retailer 9€774 EUR
Retailer 2€788 EUR
Retailer 8€1,389 EUR
Retailer 7€1,504 EUR
Retailer 3€1,660 EUR
Retailer 6€1,688 EUR
MOH London€1,907 EUR

27 data points across 14 retailers

13 retailers€416 EUR to €1,688 EUR

A
Cheapest Retailer
-
€416 EUR
$465 USD
A
Retailer 2
-
€466 EUR
$521 USD
View
Retailer 3
-
€516 EUR
$577 USD
View
Price last confirmed 15 days ago
Retailer 4
-
€516 EUR
$577 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
€615 EUR
$687 USD
View
A
Retailer 6
-
€618 EUR
$690 USD
View
A
Retailer 7
-
€774 EUR
$865 USD
View
A
Retailer 8
-
€788 EUR
View
Retailer 9
-
€1,389 EUR
$1,552 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
€1,504 EUR
$1,680 USD
View
Retailer 11
-
€1,660 EUR
$1,855 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
€1,688 EUR
$1,886 USD
View
Most Expensive
MOH London
LG825670046 · Oct 19
€1,907 EUR
£1,678 GBP
View
Price last confirmed 13 days ago
12 more retailers have this diamond
Prices start from €416 EURSave up to €1,272 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 Cushion
€416 EUR