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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 $1,150 NZD
€616 EUR
As of October 31, 2026
Save $1,828 NZD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,977 NZD 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 $1,150 to $2,977, a $1,828 spread on the same certified stone. MOH London lists it at $2,977. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,977 NZD|Low: $910 NZD|High: $3,013 NZD|Avg: $1,624 NZD
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$910 NZD
Retailer 8$1,013 NZD
Retailer 2$1,150 NZD
Retailer 4$1,200 NZD
Retailer 5$1,217 NZD
Retailer 6$1,233 NZD
Retailer 7$1,991 NZD
Retailer 3$2,088 NZD
Retailer 9$2,464 NZD
MOH London$2,977 NZD

19 data points across 10 retailers

8 retailers$1,150 NZD to $2,977 NZD

Retailer 1
-
$910 NZD
HK$4,000 HKD
Price last confirmed 59 days ago
A
Retailer 2
-
$1,150 NZD
€616 EUR
View
A
Retailer 3
-
$1,200 NZD
$675 USD
View
A
Retailer 4
-
$1,217 NZD
$685 USD
View
A
Retailer 5
-
$1,233 NZD
$694 USD
View
B+
Retailer 6
-
$2,088 NZD
$1,175 USD
View
B
Retailer 7
-
$2,464 NZD
$1,387 USD
View
Most Expensive
B
MOH London
LG728521939 · Nov 1
$2,977 NZD
£1,319 GBP
View
7 more retailers have this diamond
Prices start from $1,150 NZDSave up to $1,828 NZD

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
$1,150 NZD