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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 €357 EUR
$398 USD
As of October 28, 2026
Save €1,913 EUR (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,270 EUR 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 €357 to €2,270, a €1,913 spread on the same certified stone. Queensmith lists it at €2,270. 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: €603 EUR|Low: €340 EUR|High: €2,282 EUR|Avg: €936 EUR|-1.1%
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 13€357 EUR
Retailer 10€377 EUR
Retailer 11€401 EUR
Retailer 17€503 EUR
Retailer 9€507 EUR
Retailer 1€603 EUR
Retailer 14€648 EUR
Retailer 15€673 EUR
Retailer 5€683 EUR
Retailer 7€732 EUR
Retailer 18€886 EUR
Retailer 4€940 EUR
Retailer 8€1,252 EUR
Retailer 6€1,426 EUR
Retailer 2€1,465 EUR
Retailer 16€1,514 EUR
Retailer 3€1,626 EUR
Retailer 12€2,219 EUR

29 data points across 18 retailers

22 retailers€357 EUR to €2,270 EUR

A
Cheapest Retailer
-
€357 EUR
$398 USD
Final sale: no returns
A
Retailer 2
-
€377 EUR
$420 USD
View
A
Retailer 3
-
€401 EUR
£352 GBP
View
A
Retailer 4
-
€503 EUR
$560 USD
View
A
Retailer 5
-
€507 EUR
$565 USD
View
A
Retailer 6
-
€603 EUR
View
A
Retailer 7
-
€648 EUR
ZAR 11,662 ZAR
View
A
Retailer 8
-
€673 EUR
£590 GBP
View
A
Retailer 9
-
€683 EUR
$760 USD
View
A
Retailer 10
-
€732 EUR
$815 USD
View
B+
Retailer 11
-
€886 EUR
A$1,517 AUD
View
B+
Retailer 12
-
€918 EUR
A$1,572 AUD
View
Price last confirmed 117 days ago
B+
Retailer 13
-
€940 EUR
$1,046 USD
View
B
Retailer 14
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€1,252 EUR
$1,393 USD
View
B
Retailer 15
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€1,301 EUR
$1,448 USD
View
B
Retailer 16
-
€1,426 EUR
$1,588 USD
View
B
Retailer 17
-
€1,465 EUR
£1,284 GBP
View
B
Retailer 18
-
€1,514 EUR
£1,327 GBP
View
B
Retailer 19
-
€1,626 EUR
$1,810 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
€2,219 EUR
$2,470 USD
View
B
Retailer 21
-
€2,228 EUR
$2,480 USD
View
Most Expensive
B
Queensmith
LG717559048 · Oct 27
€2,270 EUR
£1,990 GBP
View
21 more retailers have this diamond
Prices start from €357 EURSave up to €1,913 EUR

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
€357 EUR