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Cushion|Lab Grown|IGI

1.52ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG12674413

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG12674413

Diamond specifications and retailer prices

From $1,023 AUD
CA$995 CAD
As of November 2, 2026
Save $330 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,353 AUD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12674413 or 12674413. Listed at 2 retailers as of November 1, 2026, with prices from $1,023 to $1,353, a $330 spread on the same certified stone. The Diamond Guys lists it at $1,353. 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

1.52
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12674413
Dimensions6.55 × 6.54 × 4.32 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.55 mm6.54 mm1.52 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12674413
Side View
Table 60.0%Crown 37°Girdle: STK-UNDPavilion 35.7°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $645 AUD|Low: $499 AUD|High: $4,008 AUD|Avg: $1,671 AUD|-59.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
The Diamond Guys
September 18, 2026
Retailer 4$515 AUD
Retailer 2$547 AUD
Retailer 1$645 AUD
Retailer 5$798 AUD
Retailer 3$1,023 AUD
Retailer 6$1,092 AUD
The Diamond Guys$1,353 AUD

72 data points across 7 retailers

2 retailers$1,023 AUD to $1,353 AUD

B+
Cheapest Retailer
-
$1,023 AUD
CA$995 CAD
Most Expensive
B
The Diamond Guys
1779253351 · Nov 1
$1,353 AUD
$948 USD
View
1 more retailer has this diamond
Prices start from $1,023 AUDSave up to $330 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.

B+
1.52ct Cushion
$1,023 AUD