CaratHunter
Plans
Emerald|Lab Grown|IGI

3.10ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG818663921

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818663921

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of October 30, 2026
Save £1,123 GBP (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,463 GBP at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 3.1ct lab-grown emerald diamond

This 3.1ct 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 LG818663921 or 818663921. Listed at 19 retailers as of October 29, 2026, with a 388% 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

3.10
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663921
Dimensions10.26 × 6.80 × 4.54 mm
L/W Ratio1.51
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.26 mm6.80 mm3.10 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663921
Side View
Table 62.0%Crown 32.9°Girdle: MediumPavilion 42.5°Culet: LargeDepth 66.8%

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 30
Current: £2,463 GBP|Low: £319 GBP|High: £2,463 GBP|Avg: £951 GBP|+1.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 4£324 GBP
Retailer 15£325 GBP
Retailer 7£360 GBP
Retailer 13£470 GBP
Retailer 12£572 GBP
Retailer 2£651 GBP
Retailer 10£756 GBP
Retailer 11£780 GBP
Retailer 3£799 GBP
Retailer 16£1,008 GBP
Retailer 5£1,146 GBP
Retailer 14£1,183 GBP
Retailer 8£1,346 GBP
Retailer 9£1,412 GBP
Retailer 6£1,612 GBP
Brilliant Earth£2,463 GBP

35 data points across 16 retailers

19 retailers£290 GBP to £1,412 GBP

A
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£324 GBP
$434 USD
View
Final sale: no returns
A
Retailer 3
-
£325 GBP
$435 USD
View
A
Retailer 4
-
£360 GBP
$482 USD
View
A
Retailer 5
-
£360 GBP
$482 USD
View
A
Retailer 6
-
£470 GBP
$630 USD
View
B+
Retailer 7
-
£572 GBP
$766 USD
View
A
Retailer 8
-
£651 GBP
View
A
Retailer 9
-
£756 GBP
A$1,559 AUD
View
A
Retailer 10
-
£780 GBP
ZAR 16,886 ZAR
View
A
Retailer 11
-
£799 GBP
$1,070 USD
View
B+
Retailer 12
-
£1,008 GBP
$1,351 USD
View
B+
Retailer 13
-
£1,146 GBP
SGD 2,075 SGD
View
B+
Retailer 14
-
£1,155 GBP
$1,548 USD
View
B+
Retailer 15
-
£1,183 GBP
$1,585 USD
View
B+
Retailer 16
-
£1,346 GBP
$1,803 USD
View
B+
Retailer 17
-
£1,412 GBP
View
Retailer 18
-
£1,612 GBP
$2,160 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
21492302A · Oct 18
£2,463 GBP
$3,300 USD
View
Price last confirmed 12 days ago
18 more retailers have this diamond
Prices start from £290 GBPSave up to £1,123 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
3.10ct Emerald
£290 GBP