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Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG811627692

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG811627692

Diamond specifications and retailer prices

From $254 USD
As of October 27, 2026
Save $1,113 USD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,367 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811627692 or 811627692. Listed at 19 retailers as of October 27, 2026, with prices from $254 to $1,367, a $1,113 spread on the same certified stone. Reve Diamonds lists it at $1,367. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811627692
Dimensions8.88 × 6.02 × 3.96 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.88 mm6.02 mm1.63 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811627692
Side View
Table 60.0%Crown 37.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 65.8%

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 27
Current: $600 USD|Low: $254 USD|High: $1,414 USD|Avg: $721 USD|-2.0%
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Retailer 18
Reve Diamonds
October 29, 2026
Retailer 2$254 USD
Retailer 4$284 USD
Retailer 9$295 USD
Retailer 5$315 USD
Retailer 17$315 USD
Retailer 12$371 USD
Retailer 11$525 USD
Retailer 18$528 USD
Retailer 13$530 USD
Retailer 3$591 USD
Retailer 1$600 USD
Retailer 14$735 USD
Retailer 16$969 USD
Retailer 7$1,014 USD
Retailer 6$1,066 USD
Retailer 8$1,241 USD
Retailer 15$1,271 USD
Retailer 10$1,295 USD
Reve Diamonds$1,367 USD

37 data points across 19 retailers

19 retailers$254 USD to $1,367 USD

A
Cheapest Retailer
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$254 USD
A
Retailer 2
-
$284 USD
View
Final sale: no returns
A
Retailer 3
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$295 USD
View
A
Retailer 4
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$315 USD
View
A
Retailer 5
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$315 USD
View
A
Retailer 6
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$371 USD
£292 GBP
View
A
Retailer 7
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$525 USD
€500 EUR
View
A
Retailer 8
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$528 USD
View
A
Retailer 9
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$530 USD
View
A
Retailer 10
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$591 USD
View
A
Retailer 11
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$600 USD
£472 GBP
View
B+
Retailer 12
-
$735 USD
A$1,131 AUD
View
B+
Retailer 13
-
$969 USD
View
B+
Retailer 14
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$1,014 USD
View
B
Retailer 15
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$1,066 USD
View
B
Retailer 16
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$1,241 USD
View
B
Retailer 17
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$1,271 USD
£1,001 GBP
View
B
Retailer 18
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$1,295 USD
£1,020 GBP
View
Price last confirmed 32 days ago
Most Expensive
B
Reve Diamonds
C8B4BBD68 · Oct 28
$1,367 USD
View
18 more retailers have this diamond
Prices start from $254 USDSave up to $1,113 USD

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
1.63ct Cushion
$254 USD