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Cushion|Lab Grown|IGI

3.67ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG522237401

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522237401

Diamond specifications and retailer prices

From €2,175 EUR
$2,430 USD
As of October 31, 2026
Save €9,508 EUR (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €16,630 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.67ct lab-grown cushion diamond

This 3.67ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522237401 or 522237401. Listed at 7 retailers as of October 31, 2026, with a 437% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.67
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237401
Dimensions8.78 × 8.50 × 5.45 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Top View
8.78 mm8.50 mm3.67 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237401
Side View
Table 61.5%Crown 38.4°Girdle: STK-VTKPavilion 30.9°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €16,630 EUR|Low: €2,175 EUR|High: €16,853 EUR|Avg: €9,802 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€2,175 EUR
Retailer 10€7,514 EUR
Retailer 6€8,818 EUR
Retailer 7€9,045 EUR
Retailer 4€9,134 EUR
Retailer 8€9,205 EUR
Retailer 5€10,567 EUR
Retailer 2€11,683 EUR
Retailer 9€11,768 EUR
MOH London€16,630 EUR

37 data points across 10 retailers

7 retailers€2,175 EUR to €11,683 EUR

B+
Cheapest Retailer
-
€2,175 EUR
$2,430 USD
B
Retailer 2
-
€8,818 EUR
$9,852 USD
View
Final sale: no returns
B
Retailer 3
-
€9,045 EUR
$10,105 USD
View
Retailer 4
-
€9,134 EUR
$10,205 USD
View
Price last confirmed 20 days ago
B
Retailer 5
-
€10,567 EUR
$11,805 USD
View
B
Retailer 6
-
€11,683 EUR
£10,278 GBP
View
Most Expensive
MOH London
LG522237401 · Nov 1
€16,630 EUR
£14,629 GBP
View
Price under review
6 more retailers have this diamond
Prices start from €2,175 EURSave up to €9,508 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.

B+
3.67ct Cushion
€2,175 EUR