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Emerald|Lab Grown|IGI

4.66ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG831604174

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831604174

Diamond specifications and retailer prices

From £4,800 GBP
$6,432 USD
As of November 2, 2026
Save £14,630 GBP (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £28,372 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.66ct lab-grown emerald diamond

This 4.66ct 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 LG831604174 or 831604174. Listed at 21 retailers as of October 31, 2026, with a 305% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.66
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604174
Dimensions11.89 × 7.65 × 4.98 mm
L/W Ratio1.55
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
11.89 mm7.65 mm4.66 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604174
Side View
Table 60.0%Crown 32.2°Girdle: MED-STKPavilion 40.9°Culet: LargeDepth 65.1%

Caratlytics Score

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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 2
Current: £11,132 GBP|Low: £4,800 GBP|High: £28,372 GBP|Avg: £10,459 GBP|-6.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
With Clarity
November 1, 2026
Retailer 10£4,800 GBP
Retailer 2£4,991 GBP
Retailer 18£4,993 GBP
Retailer 5£5,376 GBP
Retailer 17£5,553 GBP
Retailer 15£5,569 GBP
Retailer 20£5,948 GBP
Retailer 19£6,511 GBP
Retailer 16£6,611 GBP
Retailer 7£6,716 GBP
Retailer 14£6,991 GBP
Retailer 11£7,950 GBP
Retailer 12£8,365 GBP
Retailer 3£9,934 GBP
Retailer 1£11,132 GBP
Retailer 4£11,352 GBP
Retailer 13£12,895 GBP
Retailer 6£15,497 GBP
Retailer 9£19,228 GBP
Retailer 8£19,430 GBP
With Clarity£28,372 GBP

6 data points across 21 retailers

21 retailers£4,800 GBP to £19,430 GBP

A
Cheapest Retailer
-
£4,800 GBP
$6,432 USD
A
Retailer 2
-
£4,991 GBP
$6,687 USD
View
A
Retailer 3
-
£4,993 GBP
$6,690 USD
View
A
Retailer 4
-
£5,376 GBP
$7,203 USD
View
Final sale: no returns
A
Retailer 5
-
£5,553 GBP
$7,440 USD
View
A
Retailer 6
-
£5,569 GBP
$7,462 USD
View
A
Retailer 7
-
£5,948 GBP
$7,969 USD
View
B+
Retailer 8
-
£6,511 GBP
$8,724 USD
View
B+
Retailer 9
-
£6,611 GBP
$8,858 USD
View
B+
Retailer 10
-
£6,716 GBP
HK$70,300 HKD
View
B+
Retailer 11
-
£6,991 GBP
View
B+
Retailer 12
-
£7,950 GBP
View
B+
Retailer 13
-
£8,365 GBP
$11,208 USD
View
B+
Retailer 14
-
£9,934 GBP
$13,310 USD
View
B+
Retailer 15
-
£11,132 GBP
View
B+
Retailer 16
-
£11,352 GBP
$15,210 USD
View
B
Retailer 17
-
£12,895 GBP
ZAR 279,126 ZAR
View
B
Retailer 18
-
£15,497 GBP
$20,764 USD
View
B
Retailer 19
-
£19,228 GBP
$25,763 USD
View
B
Retailer 20
-
£19,430 GBP
SGD 35,181 SGD
View
Most Expensive
With Clarity
831604174 · Oct 31
£28,372 GBP
$38,016 USD
View
Price under review
20 more retailers have this diamond
Prices start from £4,800 GBPSave up to £14,630 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
4.66ct Emerald
£4,800 GBP