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Emerald|Lab Grown|IGI

3.50ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG750577506

Shape and cutting style on the report: Emerald cut

Certificate IGI LG750577506

Diamond specifications and retailer prices

From £647 GBP
€825 EUR
As of October 29, 2026
Save £924 GBP (59%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,870 GBP at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 3.5ct lab-grown emerald diamond

This 3.5ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750577506 or 750577506. Listed at 8 retailers as of October 26, 2026, with a 143% 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

3.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle45°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750577506
Dimensions10.04 × 7.29 × 4.77 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.04 mm7.29 mm3.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750577506
Side View
Table 65.0%Crown 33°Girdle: MediumPavilion 45°Culet: LargeDepth 65.4%

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: £1,870 GBP|Low: £576 GBP|High: £1,877 GBP|Avg: £1,060 GBP|-0.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 3£647 GBP
Retailer 6£668 GBP
Retailer 2£707 GBP
Retailer 5£719 GBP
Retailer 7£896 GBP
Retailer 8£1,395 GBP
Retailer 4£1,571 GBP
Rare Carat£1,870 GBP

34 data points across 8 retailers

8 retailers£647 GBP to £1,571 GBP

A
Cheapest Retailer
-
£647 GBP
€825 EUR
B+
Retailer 2
-
£668 GBP
$895 USD
View
A
Retailer 3
-
£707 GBP
View
A
Retailer 4
-
£719 GBP
$963 USD
View
A
Retailer 5
-
£896 GBP
$1,201 USD
View
B+
Retailer 6
-
£1,395 GBP
$1,869 USD
View
B+
Retailer 7
-
£1,571 GBP
View
Most Expensive
Rare Carat
29V750577506 · Oct 7
£1,870 GBP
$2,505 USD
View
Price last confirmed 26 days ago
7 more retailers have this diamond
Prices start from £647 GBPSave up to £924 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
3.50ct Emerald
£647 GBP