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Cushion|Lab Grown|IGI

1.54ct D SI2 Cushion Lab Grown Diamond

ID • D/SI2 • IGI LG532272030

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG532272030

Diamond specifications and retailer prices

From $279 USD
As of October 30, 2026
Save $959 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,238 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532272030 or 532272030. Listed at 12 retailers as of October 30, 2026, with prices from $279 to $1,238, a $959 spread on the same certified stone. MOH London lists it at $1,238. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532272030
Dimensions6.80 × 6.71 × 4.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.80 mm6.71 mm1.54 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532272030
Side View
Table 62.5%Crown 36.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 65.4%

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 30
Current: $1,238 USD|Low: $279 USD|High: $1,253 USD|Avg: $646 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12$279 USD
Retailer 10$309 USD
Retailer 2$378 USD
Retailer 11$415 USD
Retailer 4$463 USD
Retailer 6$554 USD
Retailer 3$560 USD
Retailer 5$583 USD
Retailer 8$778 USD
Retailer 9$870 USD
Retailer 7$1,030 USD
MOH London$1,238 USD

42 data points across 12 retailers

12 retailers$279 USD to $1,238 USD

A
Cheapest Retailer
-
$279 USD
Final sale: no returns
A
Retailer 2
-
$309 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$378 USD
£298 GBP
View
B+
Retailer 4
-
$415 USD
View
A
Retailer 5
-
$463 USD
View
A
Retailer 6
-
$554 USD
€528 EUR
View
B+
Retailer 7
-
$560 USD
View
A
Retailer 8
-
$583 USD
£459 GBP
View
B
Retailer 9
-
$778 USD
View
Retailer 10
-
$870 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$1,030 USD
View
Most Expensive
B
MOH London
LG532272030 · Nov 1
$1,238 USD
£975 GBP
View
11 more retailers have this diamond
Prices start from $279 USDSave up to $959 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
1.54ct Cushion
$279 USD