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Cushion|Lab Grown|IGI

1.55ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG665408859

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665408859

Diamond specifications and retailer prices

From $316 USD
As of November 4, 2026
Save $1,143 USD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,459 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665408859 or 665408859. Listed at 18 retailers as of November 4, 2026, with prices from $316 to $1,459, a $1,143 spread on the same certified stone. Reve Diamonds lists it at $1,459. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665408859
Dimensions8.01 × 6.29 × 4.10 mm
L/W Ratio1.27
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
8.01 mm6.29 mm1.55 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665408859
Side View
Table 61.0%Crown 33.4°Girdle: THN-MEDPavilion 37.9°Culet: NoneDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $557 USD|Low: $314 USD|High: $1,459 USD|Avg: $846 USD|-8.1%
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
Retailer 16
Retailer 17
Reve Diamonds
November 5, 2026
Retailer 13$316 USD
Retailer 7$351 USD
Retailer 2$550 USD
Retailer 1$557 USD
Retailer 8$579 USD
Retailer 15$605 USD
Retailer 6$614 USD
Retailer 17$651 USD
Retailer 4$715 USD
Retailer 12$823 USD
Retailer 14$953 USD
Retailer 11$956 USD
Retailer 10$1,128 USD
Retailer 9$1,179 USD
Retailer 3$1,358 USD
Retailer 5$1,371 USD
Retailer 16$1,407 USD
Reve Diamonds$1,459 USD

39 data points across 18 retailers

18 retailers$316 USD to $1,459 USD

A
Cheapest Retailer
-
$316 USD
Final sale: no returns
Retailer 2
-
$351 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$550 USD
View
A
Retailer 4
-
$557 USD
View
A
Retailer 5
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$579 USD
View
A
Retailer 6
-
$605 USD
View
A
Retailer 7
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$614 USD
View
A
Retailer 8
-
$651 USD
View
A
Retailer 9
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$715 USD
View
B+
Retailer 10
-
$823 USD
View
B+
Retailer 11
-
$953 USD
View
B+
Retailer 12
-
$956 USD
View
B+
Retailer 13
-
$1,128 USD
View
B+
Retailer 14
-
$1,179 USD
View
B
Retailer 15
-
$1,358 USD
View
B
Retailer 16
-
$1,371 USD
View
B
Retailer 17
-
$1,407 USD
View
Most Expensive
B
Reve Diamonds
FA83B45B3 · Nov 4
$1,459 USD
View
17 more retailers have this diamond
Prices start from $316 USDSave up to $1,143 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
$316 USD