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Cushion|Lab Grown|IGI

1.55ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662367

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662367

Diamond specifications and retailer prices

From $844 SGD
£519 GBP
As of November 2, 2026
Save $4,579 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,423 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 LG846662367 or 846662367. Listed at 10 retailers as of November 2, 2026, with prices from $844 to $5,423, a $4,579 spread on the same certified stone. Brilliant Earth lists it at $5,423. 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 angle29.3°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662367
Dimensions9.06 × 5.72 × 3.72 mm
L/W Ratio1.58
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
9.06 mm5.72 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662367
Side View
Table 60.0%Crown 29.3°Girdle: STK-VTKPavilion 35.2°Culet: NoneDepth 65.0%

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 2
Current: $5,423 SGD|Low: $844 SGD|High: $5,525 SGD|Avg: $2,459 SGD|-1.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$844 SGD
Retailer 5$969 SGD
Retailer 4$1,238 SGD
Retailer 9$1,324 SGD
Retailer 6$1,491 SGD
Retailer 2$2,218 SGD
Retailer 7$2,716 SGD
Retailer 10$3,523 SGD
Retailer 8$4,454 SGD
Brilliant Earth$5,423 SGD

16 data points across 10 retailers

10 retailers$844 SGD to $5,423 SGD

A
Cheapest Retailer
-
$844 SGD
£519 GBP
A
Retailer 2
-
$969 SGD
$758 USD
View
A
Retailer 3
-
$1,238 SGD
$968 USD
View
A
Retailer 4
-
$1,324 SGD
$1,035 USD
View
A
Retailer 5
-
$1,491 SGD
$1,166 USD
View
B+
Retailer 6
-
$2,218 SGD
€1,652 EUR
View
B+
Retailer 7
-
$2,716 SGD
$2,124 USD
View
Retailer 8
-
$3,523 SGD
$2,755 USD
View
Price last confirmed 12 days ago
B
Retailer 9
-
$4,454 SGD
£2,742 GBP
View
Most Expensive
B
Brilliant Earth
22155278A · Nov 2
$5,423 SGD
$4,240 USD
View
9 more retailers have this diamond
Prices start from $844 SGDSave up to $4,579 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
$844 SGD