Cushion|Lab Grown|IGI

1.55ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825633207

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

Certificate IGI LG825633207

Diamond specifications and retailer prices

From $948 USD
As of October 30, 2026
Save $2,754 USD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,702 USD at MOH London · As of October 29, 2026
View at MOH London

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825633207 or 825633207. Listed at 10 retailers as of October 29, 2026, with prices from $948 to $3,702, a $2,754 spread on the same certified stone. MOH London lists it at $3,702. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825633207
Dimensions6.62 × 6.59 × 4.16 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
6.62 mm6.59 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825633207
Side View
Table 62.0%Crown 36.2°Girdle: STK-THKPavilion 35.6°Culet: NoneDepth 63.1%

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: Oct 30
Current: $3,702 USD|Low: $948 USD|High: $3,731 USD|Avg: $2,163 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5$948 USD
Retailer 7$1,114 USD
Retailer 3$1,160 USD
Retailer 9$1,244 USD
Retailer 8$1,405 USD
Retailer 2$1,510 USD
Retailer 4$3,073 USD
Retailer 6$3,258 USD
Retailer 10$3,405 USD
MOH London$3,702 USD

40 data points across 10 retailers

10 retailers$948 USD to $3,702 USD

A
Cheapest Retailer
-
$948 USD
Final sale: no returns
A
Retailer 2
-
$1,114 USD
£877 GBP
View
A
Retailer 3
-
$1,160 USD
View
A
Retailer 4
-
$1,244 USD
View
A
Retailer 5
-
$1,405 USD
View
A
Retailer 6
-
$1,510 USD
£1,189 GBP
View
B
Retailer 7
-
$3,073 USD
View
B
Retailer 8
-
$3,258 USD
View
B
Retailer 9
-
$3,405 USD
View
Most Expensive
B
MOH London
LG825633207 · Oct 29
$3,702 USD
£2,915 GBP
View
9 more retailers have this diamond
Prices start from $948 USDSave up to $2,754 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
$948 USD