Emerald|Lab Grown|IGI

5.43ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG790611962

Shape and cutting style on the report: Emerald cut

Certificate IGI LG790611962

Diamond specifications and retailer prices

From £8,561 GBP
$11,471 USD
As of November 2, 2026
Save £26,453 GBP (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £35,014 GBP at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 5.43ct lab-grown emerald diamond

This 5.43ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611962 or 790611962. Listed at 23 retailers as of October 31, 2026, with prices from £8,561 to £35,014, a £26,453 spread on the same certified stone. Michael Trio lists it at £35,014. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.43
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611962
Dimensions11.93 × 8.14 × 5.53 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.93 mm8.14 mm5.43 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611962
Side View
Table 64.0%Crown 36.6°Girdle: MED-STKPavilion 40.6°Culet: LargeDepth 67.9%

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 2
Current: £35,014 GBP|Low: £8,219 GBP|High: £41,026 GBP|Avg: £15,150 GBP|-14.7%
Michael Trio
Retailer 2
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Retailer 22
November 2, 2026
Retailer 21£8,561 GBP
Retailer 8£8,622 GBP
Retailer 22£8,904 GBP
Retailer 12£9,307 GBP
Retailer 7£9,481 GBP
Retailer 9£9,587 GBP
Retailer 3£9,624 GBP
Retailer 20£9,796 GBP
Retailer 5£9,931 GBP
Retailer 15£9,931 GBP
Retailer 19£10,537 GBP
Retailer 6£10,593 GBP
Retailer 2£11,836 GBP
Retailer 10£14,229 GBP
Retailer 13£15,245 GBP
Retailer 18£16,681 GBP
Retailer 16£18,852 GBP
Retailer 17£20,178 GBP
Retailer 4£24,160 GBP
Retailer 11£27,675 GBP
Retailer 14£29,221 GBP
Michael Trio£35,014 GBP

40 data points across 22 retailers

23 retailers£8,561 GBP to £35,014 GBP

A
Cheapest Retailer
-
£8,561 GBP
$11,471 USD
A
Retailer 2
-
£8,622 GBP
$11,552 USD
View
A
Retailer 3
-
£8,904 GBP
$11,930 USD
View
A
Retailer 4
-
£9,307 GBP
$12,471 USD
View
A
Retailer 5
-
£9,481 GBP
$12,703 USD
View
A
Retailer 6
-
£9,587 GBP
$12,846 USD
View
Final sale: no returns
Retailer 7
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£9,624 GBP
$12,895 USD
View
Price last confirmed 25 days ago
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Retailer 8
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£9,796 GBP
$13,125 USD
View
A
Retailer 9
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£9,931 GBP
$13,306 USD
View
Retailer 10
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£9,931 GBP
$13,306 USD
View
Price last confirmed 16 days ago
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Retailer 11
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£10,537 GBP
$14,118 USD
View
A
Retailer 12
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£10,593 GBP
$14,193 USD
View
A
Retailer 13
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£11,836 GBP
View
B+
Retailer 14
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£14,229 GBP
View
B+
Retailer 15
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£15,245 GBP
View
B+
Retailer 16
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£16,681 GBP
€21,287 EUR
View
B+
Retailer 17
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£18,852 GBP
$25,260 USD
View
B+
Retailer 18
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£20,178 GBP
ZAR 436,773 ZAR
View
B
Retailer 19
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£24,160 GBP
$32,372 USD
View
B
Retailer 20
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£25,430 GBP
$34,073 USD
View
B
Retailer 21
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£27,675 GBP
$37,082 USD
View
B
Retailer 22
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£29,221 GBP
$39,153 USD
View
Most Expensive
B
Michael Trio
2309078790 · Oct 31
£35,014 GBP
SGD 63,398 SGD
View
22 more retailers have this diamond
Prices start from £8,561 GBPSave up to £26,453 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
5.43ct Emerald
£8,561 GBP