Emerald|Lab Grown|IGI

31.07ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG756548812

Shape and cutting style on the report: Emerald cut

Certificate IGI LG756548812

Diamond specifications and retailer prices

From £22,582 GBP
$30,257 USD
As of October 26, 2026
Save £777 GBP (3%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £50,611 GBP at Adiamor · As of October 31, 2026
View at Adiamor

About this 31.07ct lab-grown emerald diamond

This 31.07ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG756548812 or 756548812. Listed at 8 retailers as of October 26, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

31.07
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756548812
Dimensions21.03 × 14.81 × 9.71 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.03 mm14.81 mm31.07 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756548812
Side View
Table 65.0%Crown 35.1°Girdle: Slightly ThickPavilion 42.9°Culet: LargeDepth 65.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £50,611 GBP|Low: £22,582 GBP|High: £68,106 GBP|Avg: £38,745 GBP|-3.2%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3£22,582 GBP
Retailer 7£22,602 GBP
Retailer 4£23,359 GBP
Retailer 5£26,881 GBP
Retailer 9£29,958 GBP
Retailer 2£45,686 GBP
Retailer 6£47,526 GBP
Adiamor£50,611 GBP
Retailer 8£57,834 GBP

21 data points across 9 retailers

8 retailers£22,582 GBP to £23,359 GBP

B
Cheapest Retailer
-
£22,582 GBP
$30,257 USD
B
Retailer 2
-
£22,602 GBP
$30,284 USD
View
B
Retailer 3
-
£23,359 GBP
$31,298 USD
View
Retailer 4
-
£26,881 GBP
$36,017 USD
View
Price last confirmed 19 days ago
Retailer 5
-
£45,686 GBP
€58,299 EUR
View
Price under review
Retailer 6
-
£47,526 GBP
$63,680 USD
View
Price under review
Most Expensive
Adiamor
D-82351325 · Oct 31
£50,611 GBP
$67,813 USD
View
Price under review
6 more retailers have this diamond
Prices start from £22,582 GBPSave up to £777 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.

B
31.07ct Emerald
£22,582 GBP