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Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG700582571

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG700582571

Diamond specifications and retailer prices

From $287 USD
As of October 28, 2026
Save $1,083 USD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,370 USD at With Clarity · As of October 30, 2026
View at With Clarity

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 LG700582571 or 700582571. Listed at 20 retailers as of October 28, 2026, with prices from $287 to $1,370, a $1,083 spread on the same certified stone. With Clarity lists it at $1,370. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700582571
Dimensions6.30 × 6.30 × 4.30 mm
L/W Ratio1.00
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 mm6.30 mm1.63 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700582571
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
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: $608 USD|Low: $287 USD|High: $1,370 USD|Avg: $720 USD|+4.6%
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
October 29, 2026
Retailer 7$287 USD
Retailer 3$318 USD
Retailer 10$374 USD
Retailer 9$530 USD
Retailer 5$531 USD
Retailer 12$535 USD
Retailer 11$547 USD
Retailer 1$608 USD
Retailer 6$661 USD
Retailer 13$742 USD
Retailer 8$1,044 USD
Retailer 2$1,100 USD
Retailer 4$1,164 USD
Retailer 14$1,234 USD
Retailer 15$1,278 USD

43 data points across 15 retailers

20 retailers$287 USD to $1,370 USD

A
Cheapest Retailer
-
$287 USD
Final sale: no returns
A
Retailer 2
-
$318 USD
View
A
Retailer 3
-
$374 USD
£295 GBP
View
A
Retailer 4
-
$530 USD
€505 EUR
View
A
Retailer 5
-
$531 USD
View
A
Retailer 6
-
$535 USD
View
A
Retailer 7
-
$547 USD
ZAR 8,840 ZAR
View
A
Retailer 8
-
$592 USD
View
A
Retailer 9
-
$608 USD
£479 GBP
View
A
Retailer 10
-
$661 USD
View
Retailer 11
-
$739 USD
A$1,137 AUD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$742 USD
A$1,142 AUD
View
B+
Retailer 13
-
$1,044 USD
A$1,606 AUD
View
B
Retailer 14
-
$1,075 USD
View
Retailer 15
-
$1,100 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$1,164 USD
View
B
Retailer 17
-
$1,234 USD
£972 GBP
View
B
Retailer 18
-
$1,253 USD
View
B
Retailer 19
-
$1,278 USD
£1,006 GBP
View
Most Expensive
B
With Clarity
700582571 · Oct 30
$1,370 USD
View
19 more retailers have this diamond
Prices start from $287 USDSave up to $1,083 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
$287 USD