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Cushion|Lab Grown|IGI

1.70ct H SI2 Cushion Lab Grown Diamond

ID • H/SI2 • IGI LG522253828

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522253828

Diamond specifications and retailer prices

From €206 EUR
As of November 6, 2026
Save €856 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,062 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.7ct lab-grown cushion diamond

This 1.7ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522253828 or 522253828. Listed at 10 retailers as of November 5, 2026, with prices from €206 to €1,062, a €856 spread on the same certified stone. MOH London lists it at €1,062. 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

1.70
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522253828
Dimensions7.01 × 7.00 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.01 mm7.00 mm1.70 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522253828
Side View
Table 61.0%Crown 35.3°Girdle: THN-STKPavilion 40.1°Culet: NoneDepth 65.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,062 EUR|Low: €179 EUR|High: €1,442 EUR|Avg: €563 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7€206 EUR
Retailer 6€227 EUR
Retailer 12€252 EUR
Retailer 9€322 EUR
Retailer 2€370 EUR
Retailer 10€433 EUR
Retailer 8€464 EUR
Retailer 4€557 EUR
Retailer 11€739 EUR
Retailer 3€769 EUR
Retailer 5€815 EUR
MOH London€1,062 EUR

19 data points across 12 retailers

10 retailers€206 EUR to €1,062 EUR

A
Cheapest Retailer
-
€206 EUR
Final sale: no returns
Retailer 2
-
€227 EUR
View
Price last confirmed 12 days ago
A
Retailer 3
-
€252 EUR
View
B+
Retailer 4
-
€322 EUR
View
A
Retailer 5
-
€370 EUR
View
A
Retailer 6
-
€433 EUR
View
A
Retailer 7
-
€464 EUR
View
B+
Retailer 8
-
€739 EUR
View
B+
Retailer 9
-
€815 EUR
View
Most Expensive
B+
MOH London
LG522253828 · Nov 5
€1,062 EUR
£934 GBP
View
9 more retailers have this diamond
Prices start from €206 EURSave up to €856 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
1.70ct Cushion
€206 EUR