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Cushion|Lab Grown|IGI

1.72ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG618453998

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG618453998

Diamond specifications and retailer prices

From €376 EUR
$422 USD
As of October 25, 2026
3 retailers carry this diamond
Most expensive: €953 EUR at MOH London · As of October 26, 2026
View at MOH London

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618453998 or 618453998. Listed at 3 retailers as of October 25, 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618453998
Dimensions8.90 × 6.12 × 4.08 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.90 mm6.12 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618453998
Side View
Table 61.0%Crown 34°Girdle: THN-STKPavilion 37.4°Culet: NoneDepth 66.7%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 25
Current: €953 EUR|Low: €206 EUR|High: €1,765 EUR|Avg: €770 EUR|-6.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 6€206 EUR
Retailer 4€376 EUR
Retailer 10€411 EUR
Retailer 11€499 EUR
Retailer 3€637 EUR
Retailer 7€704 EUR
Retailer 9€732 EUR
Retailer 5€762 EUR
MOH London€953 EUR
Retailer 8€1,382 EUR
Retailer 2€1,667 EUR

13 data points across 11 retailers

3 retailers€376 EUR to €953 EUR

Retailer 1
-
€376 EUR
$422 USD
Price last confirmed 8 days ago
Retailer 2
-
€762 EUR
$855 USD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG618453998 · Oct 26
€953 EUR
£842 GBP
View
Price last confirmed 7 days ago
2 more retailers have this diamond

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.

1.72ct Cushion
€376 EUR