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Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG647479173

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG647479173

Diamond specifications and retailer prices

From $235 USD
As of October 28, 2026
Save $1,205 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,440 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG647479173 or 647479173. Listed at 15 retailers as of October 28, 2026, with prices from $235 to $1,440, a $1,205 spread on the same certified stone. Brilliant Earth lists it at $1,440. 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 angle39.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647479173
Dimensions8.06 × 5.96 × 4.16 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.06 mm5.96 mm1.63 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647479173
Side View
Table 62.0%Crown 39.7°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 69.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,440 USD|Low: $167 USD|High: $1,560 USD|Avg: $767 USD|-7.7%
Brilliant Earth
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
October 29, 2026
Retailer 9$235 USD
Retailer 13$390 USD
Retailer 6$397 USD
Retailer 4$459 USD
Retailer 7$466 USD
Retailer 2$544 USD
Retailer 3$596 USD
Retailer 11$755 USD
Retailer 12$956 USD
Retailer 10$1,070 USD
Retailer 14$1,140 USD
Retailer 8$1,158 USD
Retailer 5$1,228 USD
Brilliant Earth$1,440 USD

41 data points across 14 retailers

15 retailers$235 USD to $1,440 USD

A
Cheapest Retailer
-
$235 USD
Final sale: no returns
B+
Retailer 2
-
$390 USD
View
A
Retailer 3
-
$397 USD
HK$3,100 HKD
View
A
Retailer 4
-
$459 USD
View
A
Retailer 5
-
$466 USD
€444 EUR
View
A
Retailer 6
-
$544 USD
£429 GBP
View
A
Retailer 7
-
$596 USD
View
B+
Retailer 8
-
$755 USD
View
B+
Retailer 9
-
$956 USD
View
B+
Retailer 10
-
$1,070 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$1,099 USD
View
B
Retailer 12
-
$1,140 USD
SGD 1,540 SGD
View
B+
Retailer 13
-
$1,158 USD
£912 GBP
View
B
Retailer 14
-
$1,228 USD
View
Most Expensive
B
Brilliant Earth
13185356Y · Oct 29
$1,440 USD
View
14 more retailers have this diamond
Prices start from $235 USDSave up to $1,205 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
$235 USD