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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 $1,212 SGD
$948 USD
As of November 1, 2026
Save $5,157 SGD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,369 SGD at Brilliant Earth · As of November 2, 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 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 12 retailers as of November 1, 2026, with prices from $1,212 to $6,369, a $5,157 spread on the same certified stone. Brilliant Earth lists it at $6,369. 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
Colour
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

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: Nov 1
Current: $2,202 SGD|Low: $1,212 SGD|High: $4,772 SGD|Avg: $2,767 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9$1,212 SGD
Retailer 4$1,420 SGD
Retailer 7$1,484 SGD
Retailer 2$1,591 SGD
Retailer 11$1,797 SGD
Retailer 5$1,931 SGD
Retailer 1$2,202 SGD
Retailer 8$3,930 SGD
Retailer 10$4,166 SGD
Retailer 3$4,355 SGD
Retailer 6$4,709 SGD

40 data points across 11 retailers

12 retailers$1,212 SGD to $6,369 SGD

A
Cheapest Retailer
-
$1,212 SGD
$948 USD
Final sale: no returns
A
Retailer 2
-
$1,420 SGD
£874 GBP
View
A
Retailer 3
-
$1,484 SGD
$1,160 USD
View
A
Retailer 4
-
$1,591 SGD
$1,244 USD
View
A
Retailer 5
-
$1,797 SGD
$1,405 USD
View
A
Retailer 6
-
$1,931 SGD
£1,189 GBP
View
B+
Retailer 7
-
$2,202 SGD
€1,640 EUR
View
B
Retailer 8
-
$3,930 SGD
$3,073 USD
View
B
Retailer 9
-
$4,166 SGD
$3,258 USD
View
B
Retailer 10
-
$4,355 SGD
$3,405 USD
View
B
Retailer 11
-
$4,709 SGD
£2,899 GBP
View
Most Expensive
B
Brilliant Earth
22411121A · Nov 2
$6,369 SGD
$4,980 USD
View
11 more retailers have this diamond
Prices start from $1,212 SGDSave up to $5,157 SGD

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
$1,212 SGD