Emerald|Lab Grown|IGI

3.12ct F VVS2 Emerald Lab Grown Diamond

EX • F/VVS2 • IGI LG835637821

Shape and cutting style on the report: Emerald cut

Certificate IGI LG835637821

Diamond specifications and retailer prices

From £356 GBP
$477 USD
As of October 29, 2026
Save £323 GBP (48%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,067 GBP at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 3.12ct lab-grown emerald diamond

This 3.12ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG835637821 or 835637821. Listed at 4 retailers as of October 29, 2026, with a 91% 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

3.12
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835637821
Dimensions9.85 × 6.91 × 4.76 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.85 mm6.91 mm3.12 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835637821
Side View
Table 60.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: LargeDepth 68.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £4,067 GBP|Low: £356 GBP|High: £4,067 GBP|Avg: £1,569 GBP|+52.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3£356 GBP
Retailer 5£566 GBP
Retailer 2£679 GBP
Retailer 4£1,963 GBP
Brilliant Earth£4,067 GBP

34 data points across 5 retailers

4 retailers£356 GBP to £679 GBP

A
Cheapest Retailer
-
£356 GBP
$477 USD
Final sale: no returns
A
Retailer 2
-
£679 GBP
View
Retailer 3
-
£1,963 GBP
$2,630 USD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
21424958A · Oct 23
£4,067 GBP
$5,450 USD
View
Price last confirmed 8 days ago
3 more retailers have this diamond
Prices start from £356 GBPSave up to £323 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
3.12ct Emerald
£356 GBP