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Emerald|Lab Grown|IGI

3.43ct E VS2 Emerald Lab Grown Diamond

ID • E/VS2 • IGI LG750577509

Shape and cutting style on the report: Emerald cut

Certificate IGI LG750577509

Diamond specifications and retailer prices

From £636 GBP
€806 EUR
As of October 29, 2026
Save £465 GBP (42%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,994 GBP at Rare Carat · As of September 27, 2026
View at Rare Carat

About this 3.43ct lab-grown emerald diamond

This 3.43ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750577509 or 750577509. Listed at 8 retailers as of October 29, 2026, with a 73% 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

3.43
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750577509
Dimensions9.92 × 6.90 × 4.92 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.92 mm6.90 mm3.43 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750577509
Side View
Table 68.0%Crown 39.1°Girdle: Slightly ThickPavilion 42.6°Culet: LargeDepth 71.3%

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: £1,994 GBP|Low: £538 GBP|High: £1,994 GBP|Avg: £1,072 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3£636 GBP
Retailer 6£641 GBP
Retailer 2£670 GBP
Retailer 5£700 GBP
Retailer 7£1,100 GBP
Retailer 8£1,333 GBP
Retailer 4£1,503 GBP
Rare Carat£1,994 GBP

30 data points across 8 retailers

8 retailers£636 GBP to £1,100 GBP

A
Cheapest Retailer
-
£636 GBP
€806 EUR
B+
Retailer 2
-
£641 GBP
$853 USD
View
A
Retailer 3
-
£670 GBP
View
A
Retailer 4
-
£700 GBP
$932 USD
View
B+
Retailer 5
-
£1,100 GBP
$1,465 USD
View
Retailer 6
-
£1,333 GBP
$1,776 USD
View
Price last confirmed 11 days ago
Retailer 7
-
£1,503 GBP
View
Price last confirmed 8 days ago
Most Expensive
Rare Carat
29V750577509 · Sep 27
£1,994 GBP
$2,655 USD
View
Price last confirmed 32 days ago
7 more retailers have this diamond
Prices start from £636 GBPSave up to £465 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
3.43ct Emerald
£636 GBP