Cushion|Lab Grown|IGI

1.55ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG804668974

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

Certificate IGI LG804668974

Diamond specifications and retailer prices

From $371 USD
As of October 25, 2026
Save $1,140 USD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,170 USD at Brilliant Earth · As of October 1, 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 E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804668974 or 804668974. Listed at 20 retailers as of October 25, 2026, with a 307% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804668974
Dimensions6.45 × 6.41 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.45 mm6.41 mm1.55 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804668974
Side View
Table 57.0%Crown 37.3°Girdle: MED-THKPavilion 33.4°Culet: NoneDepth 67.7%

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 25
Current: $425 USD|Low: $371 USD|High: $8,630 USD|Avg: $3,266 USD|-89.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
October 30, 2026
Retailer 16$371 USD
Retailer 2$410 USD
Retailer 1$425 USD
Retailer 3$500 USD
Retailer 15$500 USD
Retailer 5$595 USD
Retailer 11$610 USD
Retailer 17$632 USD
Retailer 14$638 USD
Retailer 10$659 USD
Retailer 13$866 USD
Retailer 7$1,192 USD
Retailer 6$1,241 USD
Retailer 8$1,305 USD
Retailer 12$1,496 USD
Retailer 4$1,511 USD
Retailer 9$2,520 USD

29 data points across 17 retailers

20 retailers$371 USD to $1,511 USD

A
Cheapest Retailer
-
$371 USD
A
Retailer 2
-
$410 USD
HK$3,200 HKD
View
A
Retailer 3
-
$425 USD
£335 GBP
View
A
Retailer 4
-
$500 USD
View
A
Retailer 5
-
$500 USD
View
A
Retailer 6
-
$595 USD
View
A
Retailer 7
-
$610 USD
€581 EUR
View
A
Retailer 8
-
$632 USD
View
A
Retailer 9
-
$638 USD
ZAR 10,307 ZAR
View
A
Retailer 10
-
$659 USD
£519 GBP
View
B+
Retailer 11
-
$866 USD
A$1,332 AUD
View
B+
Retailer 12
-
$1,192 USD
SGD 1,611 SGD
View
B+
Retailer 13
-
$1,241 USD
View
B
Retailer 14
-
$1,305 USD
View
B
Retailer 15
-
$1,496 USD
£1,178 GBP
View
B
Retailer 16
-
$1,511 USD
View
Retailer 17
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$2,520 USD
View
Price last confirmed 11 days ago
Retailer 18
-
$3,070 USD
View
Price last confirmed 11 days ago
Final sale: no returns
Most Expensive
Brilliant Earth
21587464A · Oct 1
$3,170 USD
View
Price last confirmed 28 days ago
18 more retailers have this diamond
Prices start from $371 USDSave up to $1,140 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
$371 USD