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Cushion|Lab Grown|IGI

1.78ct H VVS2 Cushion Lab Grown Diamond

EX • H/VVS2 • IGI LG728521939

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG728521939

Diamond specifications and retailer prices

From $913 CAD
€621 EUR
As of October 29, 2026
Save $1,435 CAD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,348 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1.78ct lab-grown cushion diamond

This 1.78ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG728521939 or 728521939. Listed at 8 retailers as of October 26, 2026, with prices from $913 to $2,348, a $1,435 spread on the same certified stone. MOH London lists it at $2,348. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
H
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521939
Dimensions6.94 × 6.90 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.94 mm6.90 mm1.78 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728521939
Side View
Table 61.0%Crown 45.5°Girdle: MED-THKPavilion 31.9°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: Oct 29
Current: $2,348 CAD|Low: $717 CAD|High: $2,373 CAD|Avg: $1,272 CAD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 10$717 CAD
Retailer 8$798 CAD
Retailer 2$913 CAD
Retailer 4$945 CAD
Retailer 5$959 CAD
Retailer 6$971 CAD
Retailer 7$1,568 CAD
Retailer 3$1,645 CAD
Retailer 9$1,941 CAD
MOH London$2,348 CAD

18 data points across 10 retailers

8 retailers$913 CAD to $2,348 CAD

Retailer 1
-
$717 CAD
HK$4,000 HKD
Price last confirmed 55 days ago
A
Retailer 2
-
$913 CAD
€621 EUR
View
A
Retailer 3
-
$945 CAD
$675 USD
View
A
Retailer 4
-
$959 CAD
$685 USD
View
A
Retailer 5
-
$971 CAD
$694 USD
View
B+
Retailer 6
-
$1,645 CAD
$1,175 USD
View
B
Retailer 7
-
$1,941 CAD
$1,387 USD
View
Most Expensive
B
MOH London
LG728521939 · Oct 26
$2,348 CAD
£1,321 GBP
View
7 more retailers have this diamond
Prices start from $913 CADSave up to $1,435 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
1.78ct Cushion
$913 CAD