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Cushion|Lab Grown|IGI

1.23ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG803693544

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

Certificate IGI LG803693544

Diamond specifications and retailer prices

From €221 EUR
$247 USD
As of November 1, 2026
Save €823 EUR (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,044 EUR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG803693544 or 803693544. Listed at 15 retailers as of November 1, 2026, with prices from €221 to €1,044, a €823 spread on the same certified stone. Reve Diamonds lists it at €1,044. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803693544
Dimensions6.30 × 6.21 × 4.13 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.30 mm6.21 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803693544
Side View
Table 63.0%Crown 33.6°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 66.5%

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: Nov 1
Current: €221 EUR|Low: €185 EUR|High: €1,078 EUR|Avg: €584 EUR|+7.9%
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
Reve Diamonds
November 1, 2026
Retailer 1€221 EUR
Retailer 9€354 EUR
Retailer 7€367 EUR
Retailer 13€371 EUR
Retailer 8€384 EUR
Retailer 11€400 EUR
Retailer 5€503 EUR
Retailer 10€556 EUR
Retailer 6€577 EUR
Retailer 4€627 EUR
Retailer 12€671 EUR
Retailer 2€731 EUR
Retailer 14€832 EUR
Retailer 3€970 EUR
Reve Diamonds€1,044 EUR

34 data points across 15 retailers

15 retailers€221 EUR to €1,044 EUR

A
Cheapest Retailer
-
€221 EUR
$247 USD
Final sale: no returns
A
Retailer 2
-
€354 EUR
View
A
Retailer 3
-
€367 EUR
ZAR 6,623 ZAR
View
A
Retailer 4
-
€371 EUR
$415 USD
View
A
Retailer 5
-
€384 EUR
£338 GBP
View
A
Retailer 6
-
€400 EUR
$447 USD
View
B+
Retailer 7
-
€503 EUR
A$865 AUD
View
B+
Retailer 8
-
€556 EUR
$621 USD
View
B+
Retailer 9
-
€577 EUR
$645 USD
View
B+
Retailer 10
-
€627 EUR
A$1,078 AUD
View
B+
Retailer 11
-
€671 EUR
$750 USD
View
B
Retailer 12
-
€731 EUR
$817 USD
View
B
Retailer 13
-
€832 EUR
£732 GBP
View
B
Retailer 14
-
€970 EUR
£853 GBP
View
Most Expensive
B
Reve Diamonds
2F65D8D36 · Nov 1
€1,044 EUR
$1,167 USD
View
14 more retailers have this diamond
Prices start from €221 EURSave up to €823 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
1.23ct Cushion
€221 EUR