Cushion|Lab Grown|IGI

1.05ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG512223477

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG512223477

Diamond specifications and retailer prices

From $414 NZD
£183 GBP
As of October 29, 2026
Save $1,131 NZD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,545 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512223477 or 512223477. Listed at 6 retailers as of October 29, 2026, with prices from $414 to $1,545, a $1,131 spread on the same certified stone. MOH London lists it at $1,545. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512223477
Dimensions6.68 × 5.31 × 3.72 mm
L/W Ratio1.26
Girdle conditionFaceted
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
6.68 mm5.31 mm1.05 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512223477
Side View
Table 63.5%Crown 36.1°Girdle: STK-VTKPavilion 37°Culet: NoneDepth 70.1%

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 29
Current: $1,545 NZD|Low: $411 NZD|High: $1,710 NZD|Avg: $982 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$414 NZD
Retailer 4$564 NZD
Retailer 3$624 NZD
Retailer 5$801 NZD
Retailer 7$919 NZD
Retailer 6$1,368 NZD
MOH London$1,545 NZD
Retailer 8$1,710 NZD

23 data points across 8 retailers

6 retailers$414 NZD to $1,545 NZD

A
Cheapest Retailer
-
$414 NZD
£183 GBP
A
Retailer 2
-
$564 NZD
ZAR 5,118 ZAR
View
A
Retailer 3
-
$624 NZD
£276 GBP
View
A
Retailer 4
-
$801 NZD
A$692 AUD
View
B
Retailer 5
-
$1,368 NZD
$768 USD
View
Most Expensive
B
MOH London
LG512223477 · Oct 29
$1,545 NZD
£683 GBP
View
5 more retailers have this diamond
Prices start from $414 NZDSave up to $1,131 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
1.05ct Cushion
$414 NZD