Cushion|Lab Grown|IGI

1.72ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG490183592

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG490183592

Diamond specifications and retailer prices

From $470 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $470 USD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.72ct lab-grown cushion diamond

This 1.72ct 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 LG490183592 or 490183592. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.72
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490183592
Dimensions7.52 × 6.64 × 4.52 mm
L/W Ratio1.13
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
7.52 mm6.64 mm1.72 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490183592
Side View
Table 62.0%Crown 34.7°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 68.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $470 USD|Low: $177 USD|High: $2,490 USD|Avg: $1,008 USD|+5.1%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 23, 2026
Retailer 11$217 USD
Retailer 10$453 USD
B2C Jewels$470 USD
Retailer 5$567 USD
Retailer 4$701 USD
Retailer 7$701 USD
Retailer 8$856 USD
Retailer 2$1,277 USD
Retailer 9$1,515 USD
Retailer 6$1,770 USD
Retailer 3$2,490 USD

60 data points across 11 retailers

1 retailer

B+
B2C Jewels
22062729 · Nov 1
$470 USD
View

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B+
1.72ct Cushion
$470 USD