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Emerald|Lab Grown|IGI

4.17ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG780662168

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780662168

Diamond specifications and retailer prices

From £2,816 GBP
$3,773 USD
As of October 30, 2026
Save £16,604 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £19,420 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.17ct lab-grown emerald diamond

This 4.17ct 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 LG780662168 or 780662168. Listed at 15 retailers as of October 30, 2026, with prices from £2,816 to £19,420, a £16,604 spread on the same certified stone. Do Amore Diamonds lists it at £19,420. 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

4.17
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662168
Dimensions10.49 × 7.48 × 5.04 mm
L/W Ratio1.40
Culet sizeLong
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
10.49 mm7.48 mm4.17 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662168
Side View
Table 65.0%Crown 33.7°Girdle: ThickPavilion 39°Culet: LNGDepth 67.4%

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: £19,420 GBP|Low: £2,702 GBP|High: £22,173 GBP|Avg: £7,226 GBP|-12.4%
Do Amore Diamonds
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
October 30, 2026
Retailer 9£2,816 GBP
Retailer 4£2,958 GBP
Retailer 13£3,062 GBP
Retailer 15£3,321 GBP
Retailer 5£3,432 GBP
Retailer 7£3,784 GBP
Retailer 14£4,343 GBP
Retailer 3£4,517 GBP
Retailer 12£5,074 GBP
Retailer 6£5,956 GBP
Retailer 10£6,223 GBP
Retailer 11£7,524 GBP
Retailer 8£8,964 GBP
Retailer 2£9,016 GBP
Do Amore Diamonds£19,420 GBP

33 data points across 15 retailers

15 retailers£2,816 GBP to £19,420 GBP

A
Cheapest Retailer
-
£2,816 GBP
$3,773 USD
A
Retailer 2
-
£2,958 GBP
$3,964 USD
View
A
Retailer 3
-
£3,062 GBP
$4,103 USD
View
A
Retailer 4
-
£3,321 GBP
$4,450 USD
View
A
Retailer 5
-
£3,432 GBP
$4,599 USD
View
A
Retailer 6
-
£3,784 GBP
$5,070 USD
View
Final sale: no returns
A
Retailer 7
-
£4,343 GBP
$5,819 USD
View
A
Retailer 8
-
£4,517 GBP
$6,052 USD
View
A
Retailer 9
-
£5,074 GBP
$6,799 USD
View
Retailer 10
-
£5,956 GBP
$7,980 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
£6,223 GBP
€7,941 EUR
View
B+
Retailer 12
-
£7,524 GBP
View
B+
Retailer 13
-
£8,964 GBP
$12,011 USD
View
B+
Retailer 14
-
£9,016 GBP
$12,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-C538E5190 · Oct 30
£19,420 GBP
$26,020 USD
View
14 more retailers have this diamond
Prices start from £2,816 GBPSave up to £16,604 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
4.17ct Emerald
£2,816 GBP