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Cushion|Lab Grown|IGI

1.62ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG607322856

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG607322856

Diamond specifications and retailer prices

From $320 AUD
$224 USD
As of November 1, 2026
Save $2,420 AUD (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,740 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.62ct lab-grown cushion diamond

This 1.62ct 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 LG607322856 or 607322856. Listed at 5 retailers as of November 1, 2026, with prices from $320 to $2,740, a $2,420 spread on the same certified stone. Do Amore Diamonds lists it at $2,740. 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

1.62
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607322856
Dimensions6.84 × 6.77 × 4.48 mm
L/W Ratio1.01
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
6.84 mm6.77 mm1.62 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607322856
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 66.2%

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 1
Current: $2,740 AUD|Low: $211 AUD|High: $2,782 AUD|Avg: $1,192 AUD|+3.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$320 AUD
Retailer 5$615 AUD
Retailer 9$657 AUD
Retailer 10$793 AUD
Retailer 6$1,009 AUD
Retailer 7$1,139 AUD
Retailer 3$1,249 AUD
Retailer 4$1,586 AUD
Retailer 8$1,826 AUD
Do Amore Diamonds$2,740 AUD

14 data points across 10 retailers

5 retailers$320 AUD to $2,740 AUD

A
Cheapest Retailer
-
$320 AUD
$224 USD
Final sale: no returns
B+
Retailer 2
-
$615 AUD
$431 USD
View
B+
Retailer 3
-
$1,249 AUD
$875 USD
View
Retailer 4
-
$1,586 AUD
£875 GBP
View
Price last confirmed 19 days ago
Most Expensive
B
Do Amore Diamonds
27-C35AEE821 · Nov 2
$2,740 AUD
$1,920 USD
View
4 more retailers have this diamond
Prices start from $320 AUDSave up to $2,420 AUD

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
1.62ct Cushion
$320 AUD