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Cushion|Lab Grown|IGI

1.73ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG844687845

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

Certificate IGI LG844687845

Diamond specifications and retailer prices

From $509 NZD
$286 USD
As of October 28, 2026
Save $3,443 NZD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,953 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.73ct lab-grown cushion diamond

This 1.73ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844687845 or 844687845. Listed at 15 retailers as of October 28, 2026, with prices from $509 to $3,953, a $3,443 spread on the same certified stone. Brilliant Earth lists it at $3,953. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844687845
Dimensions7.28 × 7.28 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.28 mm7.28 mm1.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844687845
Side View
Table 62.0%Crown 35°Girdle: VTN-THNPavilion 39.6°Culet: NoneDepth 60.7%

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 28
Current: $1,072 NZD|Low: $509 NZD|High: $3,169 NZD|Avg: $1,566 NZD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 13$509 NZD
Retailer 8$599 NZD
Retailer 6$762 NZD
Retailer 10$846 NZD
Retailer 7$937 NZD
Retailer 9$968 NZD
Retailer 1$1,072 NZD
Retailer 11$1,314 NZD
Retailer 2$1,399 NZD
Retailer 4$1,741 NZD
Retailer 5$1,903 NZD
Retailer 12$2,056 NZD
Retailer 3$2,270 NZD
Retailer 14$3,143 NZD

11 data points across 14 retailers

15 retailers$509 NZD to $3,953 NZD

A
Cheapest Retailer
-
$509 NZD
$286 USD
Final sale: no returns
A
Retailer 2
-
$599 NZD
£265 GBP
View
B+
Retailer 3
-
$762 NZD
$428 USD
View
A
Retailer 4
-
$846 NZD
$475 USD
View
A
Retailer 5
-
$937 NZD
€501 EUR
View
A
Retailer 6
-
$968 NZD
ZAR 8,784 ZAR
View
A
Retailer 7
-
$1,072 NZD
£474 GBP
View
A
Retailer 8
-
$1,314 NZD
A$1,135 AUD
View
A
Retailer 9
-
$1,399 NZD
$786 USD
View
B+
Retailer 10
-
$1,741 NZD
$978 USD
View
B+
Retailer 11
-
$1,903 NZD
$1,069 USD
View
B+
Retailer 12
-
$2,056 NZD
$1,155 USD
View
B+
Retailer 13
-
$2,270 NZD
£1,004 GBP
View
Retailer 14
-
$3,143 NZD
$1,765 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
22313357A · Oct 29
$3,953 NZD
$2,220 USD
View
14 more retailers have this diamond
Prices start from $509 NZDSave up to $3,443 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
1.73ct Cushion
$509 NZD