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Emerald|Lab Grown|IGI

4.34ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG787621221

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787621221

Diamond specifications and retailer prices

From £3,872 GBP
$5,156 USD
As of October 29, 2026
Save £18,068 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £21,940 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.34ct lab-grown emerald diamond

This 4.34ct 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 LG787621221 or 787621221. Listed at 13 retailers as of October 29, 2026, with prices from £3,872 to £21,940, a £18,068 spread on the same certified stone. With Clarity lists it at £21,940. 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

4.34
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787621221
Dimensions11.10 × 7.67 × 4.96 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
11.10 mm7.67 mm4.34 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787621221
Side View
Table 67.0%Crown 33.1°Girdle: MED-STKPavilion 41.8°Culet: LargeDepth 64.7%

Caratlytics Score

How it works →
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: Oct 29
Current: £5,364 GBP|Low: £3,872 GBP|High: £22,589 GBP|Avg: £9,570 GBP|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 9£3,872 GBP
Retailer 11£4,949 GBP
Retailer 10£5,190 GBP
Retailer 1£5,364 GBP
Retailer 3£6,368 GBP
Retailer 6£6,796 GBP
Retailer 12£7,739 GBP
Retailer 7£8,584 GBP
Retailer 5£8,776 GBP
Retailer 2£11,142 GBP
Retailer 8£14,765 GBP
Retailer 4£17,166 GBP
With Clarity£21,940 GBP

42 data points across 13 retailers

13 retailers£3,872 GBP to £21,940 GBP

A
Cheapest Retailer
-
£3,872 GBP
$5,156 USD
A
Retailer 2
-
£4,949 GBP
$6,591 USD
View
A
Retailer 3
-
£5,190 GBP
HK$54,000 HKD
View
A
Retailer 4
-
£5,364 GBP
View
B+
Retailer 5
-
£6,368 GBP
$8,480 USD
View
B+
Retailer 6
-
£6,796 GBP
€8,619 EUR
View
B+
Retailer 7
-
£7,739 GBP
$10,306 USD
View
B+
Retailer 8
-
£8,584 GBP
View
B+
Retailer 9
-
£8,776 GBP
ZAR 188,809 ZAR
View
B
Retailer 10
-
£11,142 GBP
$14,838 USD
View
B
Retailer 11
-
£14,765 GBP
$19,663 USD
View
B
Retailer 12
-
£17,166 GBP
$22,860 USD
View
Most Expensive
B
With Clarity
787621221 · Oct 30
£21,940 GBP
$29,217 USD
View
12 more retailers have this diamond
Prices start from £3,872 GBPSave up to £18,068 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
4.34ct Emerald
£3,872 GBP