Cushion|Lab Grown|IGI

1.55ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG828643605

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828643605

Diamond specifications and retailer prices

From $220 USD
As of November 4, 2026
Save $962 USD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,182 USD at Reve Diamonds · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828643605 or 828643605. Listed at 17 retailers as of November 4, 2026, with prices from $220 to $1,182, a $962 spread on the same certified stone. Reve Diamonds lists it at $1,182. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643605
Dimensions8.13 × 6.01 × 3.73 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.13 mm6.01 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643605
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 33.2°Culet: NoneDepth 62.1%

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 4
Current: $284 USD|Low: $220 USD|High: $1,280 USD|Avg: $693 USD|-6.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Reve Diamonds
November 4, 2026
Retailer 9$220 USD
Retailer 7$281 USD
Retailer 1$284 USD
Retailer 14$399 USD
Retailer 6$416 USD
Retailer 11$424 USD
Retailer 12$441 USD
Retailer 16$507 USD
Retailer 15$628 USD
Retailer 4$796 USD
Retailer 10$836 USD
Retailer 8$890 USD
Retailer 3$967 USD
Retailer 13$1,013 USD
Retailer 2$1,080 USD
Retailer 5$1,154 USD
Reve Diamonds$1,182 USD

34 data points across 17 retailers

17 retailers$220 USD to $1,182 USD

A
Cheapest Retailer
-
$220 USD
Final sale: no returns
A
Retailer 2
-
$281 USD
View
A
Retailer 3
-
$284 USD
View
A
Retailer 4
-
$399 USD
View
Retailer 5
-
$416 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$424 USD
View
A
Retailer 7
-
$441 USD
View
A
Retailer 8
-
$507 USD
View
B+
Retailer 9
-
$628 USD
View
B+
Retailer 10
-
$796 USD
View
B+
Retailer 11
-
$836 USD
View
Retailer 12
-
$890 USD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
$967 USD
View
B+
Retailer 14
-
$1,013 USD
View
B+
Retailer 15
-
$1,080 USD
View
Retailer 16
-
$1,154 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Reve Diamonds
3FCDBF3F6 · Nov 4
$1,182 USD
View
16 more retailers have this diamond
Prices start from $220 USDSave up to $962 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
$220 USD