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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 £2,041 GBP
HK$21,400 HKD
As of November 1, 2026
Save £8,496 GBP (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £10,537 GBP 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 £2,041 to £10,537, a £8,496 spread on the same certified stone. Adiamor lists it at £10,537. 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: £10,537 GBP|Low: £1,742 GBP|High: £10,560 GBP|Avg: £3,834 GBP|-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£1,742 GBP
Retailer 3£2,041 GBP
Retailer 6£2,347 GBP
Retailer 7£2,469 GBP
Retailer 4£2,613 GBP
Retailer 2£2,663 GBP
Retailer 8£2,821 GBP
Retailer 5£4,475 GBP
Retailer 10£8,443 GBP
Adiamor£10,537 GBP

41 data points across 10 retailers

9 retailers£2,041 GBP to £10,537 GBP

A
Cheapest Retailer
-
£2,041 GBP
HK$21,400 HKD
Retailer 2
-
£2,347 GBP
$3,150 USD
View
Price last confirmed 5 days ago
A
Retailer 3
-
£2,469 GBP
View
A
Retailer 4
-
£2,613 GBP
$3,506 USD
View
A
Retailer 5
-
£2,663 GBP
€3,403 EUR
View
B+
Retailer 6
-
£2,821 GBP
$3,786 USD
View
Price last confirmed 6 days ago
B+
Retailer 7
-
£4,475 GBP
$6,005 USD
View
B
Retailer 8
-
£8,443 GBP
$11,330 USD
View
Most Expensive
B
Adiamor
D-78305619 · Nov 2
£10,537 GBP
$14,140 USD
View
8 more retailers have this diamond
Prices start from £2,041 GBPSave up to £8,496 GBP

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
£2,041 GBP