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Emerald|Lab Grown|IGI

4.53ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG826659208

Shape and cutting style on the report: Emerald cut

Certificate IGI LG826659208

Diamond specifications and retailer prices

From £4,748 GBP
$6,362 USD
As of October 30, 2026
Save £16,291 GBP (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £21,039 GBP at With Clarity · As of October 30, 2026
View at With Clarity

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 LG826659208 or 826659208. Listed at 23 retailers as of October 30, 2026, with prices from £4,748 to £21,039, a £16,291 spread on the same certified stone. With Clarity lists it at £21,039. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826659208
Dimensions11.23 × 7.81 × 5.11 mm
L/W Ratio1.44
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
11.23 mm7.81 mm4.53 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826659208
Side View
Table 63.0%Crown 31.9°Girdle: MediumPavilion 40.3°Culet: LargeDepth 65.4%

Caratlytics Score

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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: £11,471 GBP|Low: £4,748 GBP|High: £22,801 GBP|Avg: £9,797 GBP|-38.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 12
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Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
With Clarity
October 30, 2026
Retailer 20£4,748 GBP
Retailer 13£5,311 GBP
Retailer 12£5,318 GBP
Retailer 8£5,338 GBP
Retailer 14£5,926 GBP
Retailer 9£5,954 GBP
Retailer 10£5,954 GBP
Retailer 6£6,251 GBP
Retailer 11£6,362 GBP
Retailer 16£6,639 GBP
Retailer 18£6,912 GBP
Retailer 21£7,859 GBP
Retailer 5£8,945 GBP
Retailer 3£9,876 GBP
Retailer 1£11,471 GBP
Retailer 4£11,753 GBP
Retailer 2£12,673 GBP
Retailer 7£14,440 GBP
Retailer 15£15,326 GBP
Retailer 19£19,048 GBP
Retailer 17£19,208 GBP
With Clarity£21,039 GBP

33 data points across 22 retailers

23 retailers£4,748 GBP to £21,039 GBP

A
Cheapest Retailer
-
£4,748 GBP
$6,362 USD
A
Retailer 2
-
£5,311 GBP
$7,116 USD
View
A
Retailer 3
-
£5,318 GBP
$7,125 USD
View
Final sale: no returns
A
Retailer 4
-
£5,338 GBP
$7,152 USD
View
A
Retailer 5
-
£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
A
Retailer 8
-
£6,251 GBP
$8,376 USD
View
B+
Retailer 9
-
£6,362 GBP
$8,524 USD
View
B+
Retailer 10
-
£6,639 GBP
HK$69,500 HKD
View
B+
Retailer 11
-
£6,912 GBP
View
B+
Retailer 12
-
£7,068 GBP
$9,470 USD
View
B+
Retailer 13
-
£7,859 GBP
View
B+
Retailer 14
-
£8,945 GBP
$11,985 USD
View
B+
Retailer 15
-
£9,876 GBP
€12,603 EUR
View
B+
Retailer 16
-
£11,471 GBP
$15,370 USD
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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£14,440 GBP
$19,348 USD
View
B
Retailer 20
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£15,326 GBP
$20,536 USD
View
B
Retailer 21
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£19,048 GBP
$25,522 USD
View
B
Retailer 22
-
£19,208 GBP
SGD 34,780 SGD
View
Most Expensive
B
With Clarity
826659208 · Oct 30
£21,039 GBP
$28,190 USD
View
22 more retailers have this diamond
Prices start from £4,748 GBPSave up to £16,291 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
£4,748 GBP