Cushion|Lab Grown|IGI

1.55ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG794624729

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

Certificate IGI LG794624729

Diamond specifications and retailer prices

From $888 USD
As of October 30, 2026
Save $3,172 USD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,060 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794624729 or 794624729. Listed at 9 retailers as of October 29, 2026, with prices from $888 to $4,060, a $3,172 spread on the same certified stone. Do Amore Diamonds lists it at $4,060. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794624729
Dimensions6.52 × 6.52 × 4.31 mm
L/W Ratio1.00
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
6.52 mm6.52 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794624729
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,060 USD|Low: $888 USD|High: $5,850 USD|Avg: $2,413 USD|-30.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$888 USD
Retailer 7$935 USD
Retailer 2$1,462 USD
Retailer 11$1,578 USD
Retailer 4$1,729 USD
Retailer 10$1,780 USD
Retailer 12$1,925 USD
Retailer 6$2,630 USD
Retailer 9$2,675 USD
Retailer 5$3,190 USD
Retailer 3$3,405 USD
Do Amore Diamonds$4,060 USD

23 data points across 12 retailers

9 retailers$888 USD to $4,060 USD

A
Cheapest Retailer
-
$888 USD
A
Retailer 2
-
$935 USD
View
B+
Retailer 3
-
$1,462 USD
View
B+
Retailer 4
-
$1,780 USD
View
B+
Retailer 5
-
$2,630 USD
£2,071 GBP
View
Retailer 6
-
$2,645 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$2,675 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$3,190 USD
View
Most Expensive
B
Do Amore Diamonds
27-B253B4830 · Oct 29
$4,060 USD
View
8 more retailers have this diamond
Prices start from $888 USDSave up to $3,172 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
$888 USD