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Cushion|Lab Grown|IGI

1.55ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG687567371

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

Certificate IGI LG687567371

Diamond specifications and retailer prices

From $507 USD
As of November 4, 2026
Save $1,003 USD (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687567371 or 687567371. Listed at 14 retailers as of November 3, 2026, with prices from $507 to $1,510, a $1,003 spread on the same certified stone. Brilliant Earth lists it at $1,510. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687567371
Dimensions6.76 × 6.72 × 4.61 mm
L/W Ratio1.01
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
6.76 mm6.72 mm1.55 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687567371
Side View
Table 67.0%Crown 39.8°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 68.6%

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: Nov 4
Current: $1,510 USD|Low: $302 USD|High: $1,660 USD|Avg: $756 USD|-9.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$302 USD
Retailer 11$337 USD
Retailer 7$507 USD
Retailer 3$508 USD
Retailer 6$520 USD
Retailer 4$554 USD
Retailer 5$567 USD
Retailer 9$703 USD
Retailer 2$791 USD
Retailer 8$1,215 USD
Retailer 12$1,228 USD
Brilliant Earth$1,510 USD

40 data points across 12 retailers

14 retailers$507 USD to $1,510 USD

Retailer 1
-
$302 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$507 USD
View
A
Retailer 3
-
$508 USD
View
A
Retailer 4
-
$520 USD
View
A
Retailer 5
-
$551 USD
View
A
Retailer 6
-
$554 USD
View
A
Retailer 7
-
$567 USD
View
Retailer 8
-
$703 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$791 USD
View
B+
Retailer 10
-
$926 USD
View
B+
Retailer 11
-
$1,021 USD
View
B+
Retailer 12
-
$1,215 USD
View
B
Retailer 13
-
$1,228 USD
View
Most Expensive
B
Brilliant Earth
14978608A · Nov 3
$1,510 USD
View
13 more retailers have this diamond
Prices start from $507 USDSave up to $1,003 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
$507 USD