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Cushion|Lab Grown|IGI

1.52ct D SI1 Cushion Lab Grown Diamond

VG • D/SI1 • IGI LG497180542

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG497180542

Diamond specifications and retailer prices

From $446 NZD
As of November 6, 2026
Save $3,884 NZD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,329 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.52ct lab-grown cushion diamond

This 1.52ct 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 very-good cut grade and certified by IGI LG497180542 or 497180542. Listed at 14 retailers as of November 6, 2026, with prices from $446 to $4,329, a $3,884 spread on the same certified stone. Do Amore Diamonds lists it at $4,329. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.52
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497180542
Dimensions6.94 × 6.47 × 4.44 mm
L/W Ratio1.07
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
6.94 mm6.47 mm1.52 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497180542
Side View
Table 64.5%Crown 36.7°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 68.6%

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: $4,329 NZD|Low: $446 NZD|High: $4,329 NZD|Avg: $1,570 NZD|+13.2%
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
Retailer 13
November 7, 2026
Retailer 5$446 NZD
Retailer 9$606 NZD
Retailer 10$727 NZD
Retailer 12$893 NZD
Retailer 11$913 NZD
Retailer 7$1,169 NZD
Retailer 2$1,416 NZD
Retailer 4$1,651 NZD
Retailer 13$2,444 NZD
Retailer 3$2,506 NZD
Retailer 6$2,639 NZD
Retailer 8$2,670 NZD
Do Amore Diamonds$4,329 NZD

43 data points across 13 retailers

14 retailers$446 NZD to $4,329 NZD

A
Cheapest Retailer
-
$446 NZD
Final sale: no returns
A
Retailer 2
-
$606 NZD
View
A
Retailer 3
-
$727 NZD
View
B+
Retailer 4
-
$893 NZD
View
B+
Retailer 5
-
$913 NZD
View
B+
Retailer 6
-
$1,169 NZD
View
B
Retailer 7
-
$1,416 NZD
View
B
Retailer 8
-
$1,651 NZD
View
B
Retailer 9
-
$1,880 NZD
View
B
Retailer 10
-
$2,444 NZD
View
B
Retailer 11
-
$2,506 NZD
View
B
Retailer 12
-
$2,639 NZD
View
B
Retailer 13
-
$2,670 NZD
View
Most Expensive
B
Do Amore Diamonds
27-23EC65879 · Nov 6
$4,329 NZD
$2,400 USD
View
13 more retailers have this diamond
Prices start from $446 NZDSave up to $3,884 NZD

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
1.52ct Cushion
$446 NZD