CaratHunter
Plans
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 $324 CAD
As of November 6, 2026
Save $1,345 CAD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,668 CAD 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 $324 to $1,668, a $1,345 spread on the same certified stone. MOH London lists it at $1,668. 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
Color
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

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: Nov 6
Current: $1,668 CAD|Low: $281 CAD|High: $2,265 CAD|Avg: $884 CAD|-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$324 CAD
Retailer 6$357 CAD
Retailer 12$395 CAD
Retailer 9$506 CAD
Retailer 2$581 CAD
Retailer 10$679 CAD
Retailer 8$729 CAD
Retailer 4$875 CAD
Retailer 11$1,160 CAD
Retailer 3$1,208 CAD
Retailer 5$1,280 CAD
MOH London$1,668 CAD

19 data points across 12 retailers

10 retailers$324 CAD to $1,668 CAD

A
Cheapest Retailer
-
$324 CAD
Final sale: no returns
Retailer 2
-
$357 CAD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$395 CAD
View
B+
Retailer 4
-
$506 CAD
View
A
Retailer 5
-
$581 CAD
View
A
Retailer 6
-
$679 CAD
View
A
Retailer 7
-
$729 CAD
View
B+
Retailer 8
-
$1,160 CAD
View
B+
Retailer 9
-
$1,280 CAD
View
Most Expensive
B+
MOH London
LG522253828 · Nov 5
$1,668 CAD
£934 GBP
View
9 more retailers have this diamond
Prices start from $324 CADSave up to $1,345 CAD

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
$324 CAD