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Cushion|Lab Grown|IGI

0.73ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG733573230

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG733573230

Diamond specifications and retailer prices

From $609 NZD
$343 USD
As of October 30, 2026
Save $1,047 NZD (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,655 NZD at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG733573230 or 733573230. Listed at 11 retailers as of October 30, 2026, with prices from $609 to $1,655, a $1,047 spread on the same certified stone. Riddles Jewelry lists it at $1,655. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733573230
Dimensions6.09 × 4.88 × 3.26 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.09 mm4.88 mm0.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733573230
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.8%

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 30
Current: $1,402 NZD|Low: $364 NZD|High: $1,999 NZD|Avg: $982 NZD|+8.4%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Riddles Jewelry
October 19, 2026
Retailer 6$364 NZD
Retailer 16$541 NZD
Retailer 7$559 NZD
Retailer 13$609 NZD
Retailer 18$645 NZD
Retailer 14$671 NZD
Retailer 4$690 NZD
Retailer 19$703 NZD
Retailer 3$710 NZD
Retailer 12$849 NZD
Retailer 2$939 NZD
Retailer 11$1,006 NZD
Retailer 15$1,022 NZD
Retailer 17$1,100 NZD
Retailer 9$1,283 NZD
Retailer 8$1,362 NZD
Retailer 1$1,402 NZD
Riddles Jewelry$1,655 NZD
Retailer 5$1,864 NZD
Retailer 10$1,999 NZD

13 data points across 20 retailers

11 retailers$609 NZD to $1,655 NZD

Retailer 1
-
$541 NZD
$305 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$609 NZD
$343 USD
View
A
Retailer 3
-
$671 NZD
$378 USD
View
Retailer 4
-
$703 NZD
ZAR 6,402 ZAR
View
Price last confirmed 30 days ago
Retailer 5
-
$710 NZD
$400 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$849 NZD
$479 USD
View
Retailer 7
-
$939 NZD
A$814 AUD
View
Price last confirmed 31 days ago
B+
Retailer 8
-
$1,022 NZD
$576 USD
View
Retailer 9
-
$1,022 NZD
$576 USD
View
Price last confirmed 29 days ago
B
Retailer 10
-
$1,402 NZD
CA$1,098 CAD
View
Most Expensive
B
Riddles Jewelry
1989204714 · Oct 31
$1,655 NZD
$933 USD
View
10 more retailers have this diamond
Prices start from $609 NZDSave up to $1,047 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
0.73ct Cushion
$609 NZD