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Cushion|Lab Grown|IGI

1.72ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • IGI LG6485792795

Certificate IGI LG6485792795

Diamond specifications and retailer prices

From €1,396 EUR
$1,560 USD
As of October 31, 2026
2 retailers carry this diamond
Only listing: €1,396 EUR at Brilliant Earth
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 Brilliant Earth

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 LG6485792795 or 6485792795. Listed at 2 retailers as of October 31, 2026. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG6485792795
Dimensions7.33 × 7.24 × 4.62 mm
L/W Ratio1.01
Girdle conditionMedium to Thick
Culet sizeNone
Top View
7.33 mm7.24 mm1.72 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG6485792795
Side View
Table 60.0%CrownGirdle: MED-THIPavilionCulet: NoneDepth 63.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €1,396 EUR|Low: €1,387 EUR|High: €6,758 EUR|Avg: €4,200 EUR|-34.7%
Brilliant Earth
Retailer 2
October 31, 2026
Brilliant Earth€1,396 EUR
Retailer 2€6,758 EUR

3 data points across 2 retailers

2 retailers

B
Brilliant Earth
20623353A · Oct 31
€1,396 EUR
$1,560 USD
View

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B
1.72ct Cushion
€1,396 EUR