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Emerald|Lab Grown|IGI

4.53ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG790611788

Shape and cutting style on the report: Emerald cut

Certificate IGI LG790611788

Diamond specifications and retailer prices

From £5,133 GBP
$6,877 USD
As of October 30, 2026
Save £15,686 GBP (75%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £20,819 GBP at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 4.53ct lab-grown emerald diamond

This 4.53ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611788 or 790611788. Listed at 24 retailers as of October 30, 2026, with prices from £5,133 to £20,819, a £15,686 spread on the same certified stone. Michael Trio lists it at £20,819. 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

4.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611788
Dimensions11.33 × 7.81 × 5.11 mm
L/W Ratio1.45
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
11.33 mm7.81 mm4.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611788
Side View
Table 62.0%Crown 27.4°Girdle: Slightly ThickPavilion 39.1°Culet: LargeDepth 65.4%

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: Oct 30
Current: £20,819 GBP|Low: £4,927 GBP|High: £20,819 GBP|Avg: £9,936 GBP
Michael Trio
Retailer 2
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 30, 2026
Retailer 15£5,133 GBP
Retailer 6£5,311 GBP
Retailer 7£5,747 GBP
Retailer 14£5,926 GBP
Retailer 3£5,954 GBP
Retailer 5£5,954 GBP
Retailer 13£6,844 GBP
Retailer 4£6,900 GBP
Retailer 9£7,489 GBP
Retailer 8£8,508 GBP
Retailer 11£9,876 GBP
Retailer 12£11,753 GBP
Retailer 10£12,673 GBP
Retailer 2£13,359 GBP
Retailer 16£15,209 GBP
Michael Trio£20,819 GBP

45 data points across 16 retailers

24 retailers£5,133 GBP to £20,819 GBP

A
Cheapest Retailer
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£5,133 GBP
$6,877 USD
A
Retailer 2
-
£5,311 GBP
$7,116 USD
View
A
Retailer 3
-
£5,338 GBP
$7,152 USD
View
A
Retailer 4
-
£5,747 GBP
$7,701 USD
View
Final sale: no returns
A
Retailer 5
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£5,926 GBP
$7,940 USD
View
A
Retailer 6
-
£5,954 GBP
$7,978 USD
View
Retailer 7
-
£5,954 GBP
$7,978 USD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
£6,362 GBP
$8,524 USD
View
Retailer 9
-
£6,757 GBP
$9,054 USD
View
Price last confirmed 74 days ago
B+
Retailer 10
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£6,844 GBP
$9,170 USD
View
B+
Retailer 11
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£6,900 GBP
$9,245 USD
View
B+
Retailer 12
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£7,068 GBP
$9,470 USD
View
B+
Retailer 13
-
£7,193 GBP
HK$75,300 HKD
View
B+
Retailer 14
-
£7,489 GBP
View
B+
Retailer 15
-
£8,508 GBP
View
B+
Retailer 16
-
£9,876 GBP
€12,603 EUR
View
B+
Retailer 17
-
£11,753 GBP
View
B+
Retailer 18
-
£12,673 GBP
ZAR 274,315 ZAR
View
B
Retailer 19
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£13,359 GBP
$17,900 USD
View
B
Retailer 20
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£14,440 GBP
$19,348 USD
View
B
Retailer 21
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£15,209 GBP
$20,379 USD
View
B
Retailer 22
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£16,572 GBP
$22,205 USD
View
B
Retailer 23
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£20,361 GBP
$27,281 USD
View
Most Expensive
B
Michael Trio
2030810749 · Oct 30
£20,819 GBP
SGD 37,696 SGD
View
23 more retailers have this diamond
Prices start from £5,133 GBPSave up to £15,686 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
4.53ct Emerald
£5,133 GBP