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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 $827 SGD
€616 EUR
As of October 31, 2026
Save $1,315 SGD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,141 SGD at MOH London · As of November 1, 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 31, 2026, with prices from $827 to $2,141, a $1,315 spread on the same certified stone. MOH London lists it at $2,141. 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,141 SGD|Low: $655 SGD|High: $2,167 SGD|Avg: $1,168 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 10$655 SGD
Retailer 8$729 SGD
Retailer 2$827 SGD
Retailer 4$863 SGD
Retailer 5$876 SGD
Retailer 6$887 SGD
Retailer 7$1,432 SGD
Retailer 3$1,502 SGD
Retailer 9$1,773 SGD
MOH London$2,141 SGD

19 data points across 10 retailers

8 retailers$827 SGD to $2,141 SGD

Retailer 1
-
$655 SGD
HK$4,000 HKD
Price last confirmed 58 days ago
A
Retailer 2
-
$827 SGD
€616 EUR
View
A
Retailer 3
-
$863 SGD
$675 USD
View
A
Retailer 4
-
$876 SGD
$685 USD
View
A
Retailer 5
-
$887 SGD
$694 USD
View
B+
Retailer 6
-
$1,502 SGD
$1,175 USD
View
B
Retailer 7
-
$1,773 SGD
$1,387 USD
View
Most Expensive
B
MOH London
LG728521939 · Nov 1
$2,141 SGD
£1,319 GBP
View
7 more retailers have this diamond
Prices start from $827 SGDSave up to $1,315 SGD

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
$827 SGD