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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 €356 EUR
$398 USD
As of October 30, 2026
Save €1,906 EUR (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,262 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 €356 to €2,262, a €1,906 spread on the same certified stone. Queensmith lists it at €2,262. 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
Color
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 30
Current: €1,507 EUR|Low: €339 EUR|High: €2,220 EUR|Avg: €916 EUR|-1.4%
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
November 1, 2026
Retailer 17€356 EUR
Retailer 11€376 EUR
Retailer 12€398 EUR
Retailer 19€501 EUR
Retailer 10€506 EUR
Retailer 14€597 EUR
Retailer 18€646 EUR
Retailer 13€669 EUR
Retailer 6€680 EUR
Retailer 8€729 EUR
Retailer 2€883 EUR
Retailer 5€936 EUR
Retailer 9€1,247 EUR
Retailer 16€1,306 EUR
Retailer 7€1,421 EUR
Retailer 3€1,460 EUR
Retailer 1€1,507 EUR
Retailer 4€1,620 EUR
Retailer 15€1,987 EUR

28 data points across 19 retailers

22 retailers€356 EUR to €2,262 EUR

A
Cheapest Retailer
-
€356 EUR
$398 USD
Final sale: no returns
Retailer 2
-
€376 EUR
$420 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€398 EUR
£350 GBP
View
A
Retailer 4
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€501 EUR
$560 USD
View
A
Retailer 5
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€506 EUR
$565 USD
View
A
Retailer 6
-
€597 EUR
View
A
Retailer 7
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€646 EUR
ZAR 11,662 ZAR
View
A
Retailer 8
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€669 EUR
£588 GBP
View
A
Retailer 9
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€680 EUR
$760 USD
View
A
Retailer 10
-
€729 EUR
$815 USD
View
B+
Retailer 11
-
€883 EUR
A$1,517 AUD
View
B+
Retailer 12
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€936 EUR
$1,046 USD
View
B
Retailer 13
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€1,247 EUR
$1,393 USD
View
B
Retailer 14
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€1,296 EUR
$1,448 USD
View
B
Retailer 15
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€1,306 EUR
A$2,244 AUD
View
B
Retailer 16
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€1,421 EUR
$1,588 USD
View
B
Retailer 17
-
€1,460 EUR
£1,284 GBP
View
B
Retailer 18
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€1,507 EUR
£1,326 GBP
View
Retailer 19
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€1,620 EUR
$1,810 USD
View
Price last confirmed 13 days ago
B
Retailer 20
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€1,987 EUR
$2,220 USD
View
B
Retailer 21
-
€2,220 EUR
$2,480 USD
View
Most Expensive
B
Queensmith
LG717559048 · Oct 27
€2,262 EUR
£1,990 GBP
View
21 more retailers have this diamond
Prices start from €356 EURSave up to €1,906 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
€356 EUR