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Cushion|Lab Grown|IGI

1.73ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG717559048

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

Certificate IGI LG717559048

Diamond specifications and retailer prices

From $567 AUD
$398 USD
As of October 28, 2026
Save $3,031 AUD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,597 AUD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG717559048 or 717559048. Listed at 22 retailers as of October 27, 2026, with prices from $567 to $3,597, a $3,031 spread on the same certified stone. Queensmith lists it at $3,597. 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 angle38.2°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717559048
Dimensions6.90 × 6.69 × 4.29 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.90 mm6.69 mm1.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717559048
Side View
Table 60.0%Crown 38.2°Girdle: STK-THKPavilion 31.6°Culet: NoneDepth 64.1%

Caratlytics Score

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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 AUD|Low: $539 AUD|High: $3,615 AUD|Avg: $1,488 AUD|-2.6%
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
October 29, 2026
Retailer 14$567 AUD
Retailer 10$598 AUD
Retailer 12$636 AUD
Retailer 17$797 AUD
Retailer 9$804 AUD
Retailer 11$955 AUD
Retailer 15$1,028 AUD
Retailer 1$1,072 AUD
Retailer 5$1,082 AUD
Retailer 7$1,160 AUD
Retailer 18$1,404 AUD
Retailer 4$1,489 AUD
Retailer 8$1,983 AUD
Retailer 6$2,260 AUD
Retailer 2$2,321 AUD
Retailer 16$2,399 AUD
Retailer 3$2,576 AUD
Retailer 13$3,516 AUD

28 data points across 18 retailers

22 retailers$567 AUD to $3,597 AUD

A
Cheapest Retailer
-
$567 AUD
$398 USD
Final sale: no returns
A
Retailer 2
-
$598 AUD
$420 USD
View
A
Retailer 3
-
$636 AUD
£352 GBP
View
A
Retailer 4
-
$797 AUD
$560 USD
View
A
Retailer 5
-
$804 AUD
$565 USD
View
A
Retailer 6
-
$955 AUD
€639 EUR
View
A
Retailer 7
-
$1,028 AUD
ZAR 11,662 ZAR
View
A
Retailer 8
-
$1,072 AUD
£593 GBP
View
A
Retailer 9
-
$1,082 AUD
$760 USD
View
A
Retailer 10
-
$1,160 AUD
$815 USD
View
B+
Retailer 11
-
$1,404 AUD
View
B+
Retailer 12
-
$1,454 AUD
View
Price last confirmed 117 days ago
B+
Retailer 13
-
$1,489 AUD
$1,046 USD
View
B
Retailer 14
-
$1,983 AUD
$1,393 USD
View
B
Retailer 15
-
$2,061 AUD
$1,448 USD
View
B
Retailer 16
-
$2,260 AUD
$1,588 USD
View
B
Retailer 17
-
$2,321 AUD
£1,284 GBP
View
B
Retailer 18
-
$2,399 AUD
£1,327 GBP
View
B
Retailer 19
-
$2,576 AUD
$1,810 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$3,516 AUD
$2,470 USD
View
B
Retailer 21
-
$3,530 AUD
$2,480 USD
View
Most Expensive
B
Queensmith
LG717559048 · Oct 27
$3,597 AUD
£1,990 GBP
View
21 more retailers have this diamond
Prices start from $567 AUDSave up to $3,031 AUD

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
$567 AUD