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Cushion|Lab Grown|IGI

14.52ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG790604138

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790604138

Diamond specifications and retailer prices

From $3,909 AUD
HK$21,400 HKD
As of November 1, 2026
Save $16,268 AUD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $20,176 AUD at Adiamor · As of November 2, 2026
View at Adiamor

About this 14.52ct lab-grown cushion diamond

This 14.52ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790604138 or 790604138. Listed at 9 retailers as of November 1, 2026, with prices from $3,909 to $20,176, a $16,268 spread on the same certified stone. Adiamor lists it at $20,176. 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

14.52
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle29.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790604138
Dimensions17.46 × 12.39 × 7.61 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.46 mm12.39 mm14.52 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790604138
Side View
Table 65.0%Crown 32.7°Girdle: MED-THKPavilion 29.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $20,176 AUD|Low: $3,336 AUD|High: $20,221 AUD|Avg: $7,341 AUD|-0.2%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$3,336 AUD
Retailer 3$3,909 AUD
Retailer 6$4,495 AUD
Retailer 7$4,727 AUD
Retailer 4$5,003 AUD
Retailer 2$5,099 AUD
Retailer 8$5,402 AUD
Retailer 5$8,569 AUD
Retailer 10$16,167 AUD
Adiamor$20,176 AUD

41 data points across 10 retailers

9 retailers$3,909 AUD to $20,176 AUD

A
Cheapest Retailer
-
$3,909 AUD
HK$21,400 HKD
Retailer 2
-
$4,495 AUD
$3,150 USD
View
Price last confirmed 5 days ago
A
Retailer 3
-
$4,727 AUD
£2,609 GBP
View
A
Retailer 4
-
$5,003 AUD
$3,506 USD
View
A
Retailer 5
-
$5,099 AUD
€3,403 EUR
View
B+
Retailer 6
-
$5,402 AUD
$3,786 USD
View
B+
Retailer 7
-
$8,569 AUD
$6,005 USD
View
B
Retailer 8
-
$16,167 AUD
$11,330 USD
View
Most Expensive
B
Adiamor
D-78305619 · Nov 2
$20,176 AUD
$14,140 USD
View
8 more retailers have this diamond
Prices start from $3,909 AUDSave up to $16,268 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
14.52ct Cushion
$3,909 AUD