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Cushion|Lab Grown|IGI

1.53ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG522237725

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522237725

Diamond specifications and retailer prices

From $281 USD
As of November 6, 2026
Save $1,569 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,850 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522237725 or 522237725. Listed at 12 retailers as of November 2, 2026, with prices from $281 to $1,850, a $1,569 spread on the same certified stone. Do Amore Diamonds lists it at $1,850. 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

1.53
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237725
Dimensions6.69 × 6.61 × 4.45 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
6.69 mm6.61 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237725
Side View
Table 63.5%Crown 35.7°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 67.3%

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: Nov 6
Current: $1,850 USD|Low: $154 USD|High: $2,050 USD|Avg: $727 USD
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
November 6, 2026
Retailer 12$154 USD
Retailer 11$281 USD
Retailer 3$321 USD
Retailer 9$364 USD
Retailer 4$399 USD
Retailer 2$427 USD
Retailer 10$538 USD
Retailer 8$911 USD
Retailer 7$990 USD
Retailer 6$1,059 USD
Retailer 5$1,520 USD
Do Amore Diamonds$1,850 USD

24 data points across 12 retailers

12 retailers$281 USD to $1,850 USD

A
Cheapest Retailer
-
$281 USD
B+
Retailer 2
-
$321 USD
View
A
Retailer 3
-
$364 USD
View
A
Retailer 4
-
$399 USD
View
A
Retailer 5
-
$427 USD
View
A
Retailer 6
-
$538 USD
View
B+
Retailer 7
-
$870 USD
View
B+
Retailer 8
-
$911 USD
View
Retailer 9
-
$990 USD
View
Price last confirmed 16 days ago
Retailer 10
-
$1,059 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$1,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-0B419ED92 · Nov 2
$1,850 USD
View
11 more retailers have this diamond
Prices start from $281 USDSave up to $1,569 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
1.53ct Cushion
$281 USD