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Cushion|Lab Grown|IGI

1.55ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG799649637

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

Certificate IGI LG799649637

Diamond specifications and retailer prices

From $301 USD
As of October 28, 2026
Save $1,113 USD (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,414 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.55ct lab-grown cushion diamond

This 1.55ct 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 LG799649637 or 799649637. Listed at 19 retailers as of October 28, 2026, with prices from $301 to $1,414, a $1,113 spread on the same certified stone. Reve Diamonds lists it at $1,414. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799649637
Dimensions6.70 × 6.36 × 4.43 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.70 mm6.36 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799649637
Side View
Table 63.0%Crown 35.2°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 69.7%

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 28
Current: $638 USD|Low: $334 USD|High: $1,404 USD|Avg: $886 USD|+4.3%
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 13$334 USD
Retailer 4$450 USD
Retailer 12$450 USD
Retailer 8$544 USD
Retailer 10$573 USD
Retailer 7$597 USD
Retailer 1$638 USD
Retailer 11$775 USD
Retailer 15$853 USD
Retailer 5$1,076 USD
Retailer 3$1,258 USD
Retailer 2$1,283 USD
Retailer 6$1,295 USD
Retailer 9$1,344 USD
Retailer 14$1,360 USD

37 data points across 15 retailers

19 retailers$301 USD to $1,414 USD

A
Cheapest Retailer
-
$301 USD
Final sale: no returns
A
Retailer 2
-
$334 USD
View
B+
Retailer 3
-
$450 USD
View
A
Retailer 4
-
$450 USD
View
A
Retailer 5
-
$544 USD
€518 EUR
View
A
Retailer 6
-
$573 USD
ZAR 9,259 ZAR
View
A
Retailer 7
-
$597 USD
View
A
Retailer 8
-
$638 USD
£502 GBP
View
A
Retailer 9
-
$656 USD
View
B+
Retailer 10
-
$775 USD
A$1,193 AUD
View
B+
Retailer 11
-
$853 USD
View
B+
Retailer 12
-
$1,076 USD
SGD 1,454 SGD
View
B+
Retailer 13
-
$1,123 USD
View
B+
Retailer 14
-
$1,225 USD
View
B
Retailer 15
-
$1,258 USD
A$1,936 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$1,283 USD
View
B
Retailer 17
-
$1,344 USD
£1,058 GBP
View
B
Retailer 18
-
$1,360 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Reve Diamonds
39C7B2D8F · Oct 28
$1,414 USD
View
18 more retailers have this diamond
Prices start from $301 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
1.55ct Cushion
$301 USD