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Emerald|Lab Grown|IGI

3.05ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG818685375

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818685375

Diamond specifications and retailer prices

From £282 GBP
$378 USD
As of October 30, 2026
Save £1,114 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,403 GBP at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 3.05ct lab-grown emerald diamond

This 3.05ct lab-grown emerald sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818685375 or 818685375. Listed at 18 retailers as of October 25, 2026, with a 395% 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

3.05
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685375
Dimensions9.95 × 6.79 × 4.52 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.95 mm6.79 mm3.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685375
Side View
Table 63.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: LargeDepth 66.6%

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: £2,403 GBP|Low: £271 GBP|High: £2,403 GBP|Avg: £818 GBP|+5.9%
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 7£282 GBP
Retailer 6£316 GBP
Retailer 9£316 GBP
Retailer 3£350 GBP
Retailer 18£350 GBP
Retailer 14£463 GBP
Retailer 13£557 GBP
Retailer 2£634 GBP
Retailer 5£719 GBP
Retailer 11£736 GBP
Retailer 12£759 GBP
Retailer 17£981 GBP
Retailer 8£1,116 GBP
Retailer 4£1,124 GBP
Retailer 15£1,153 GBP
Retailer 16£1,369 GBP
Retailer 10£1,396 GBP
Brilliant Earth£2,403 GBP

32 data points across 18 retailers

18 retailers£282 GBP to £1,396 GBP

A
Cheapest Retailer
-
£282 GBP
$378 USD
A
Retailer 2
-
£316 GBP
$423 USD
View
A
Retailer 3
-
£316 GBP
$423 USD
View
Final sale: no returns
A
Retailer 4
-
£350 GBP
$469 USD
View
A
Retailer 5
-
£350 GBP
$469 USD
View
A
Retailer 6
-
£463 GBP
$620 USD
View
B+
Retailer 7
-
£557 GBP
$746 USD
View
A
Retailer 8
-
£634 GBP
$850 USD
View
A
Retailer 9
-
£719 GBP
$963 USD
View
A
Retailer 10
-
£736 GBP
A$1,518 AUD
View
A
Retailer 11
-
£759 GBP
ZAR 16,433 ZAR
View
B+
Retailer 12
-
£981 GBP
$1,314 USD
View
B+
Retailer 13
-
£1,116 GBP
SGD 2,020 SGD
View
B+
Retailer 14
-
£1,124 GBP
$1,506 USD
View
B+
Retailer 15
-
£1,153 GBP
$1,545 USD
View
B+
Retailer 16
-
£1,369 GBP
View
B+
Retailer 17
-
£1,396 GBP
$1,870 USD
View
Most Expensive
Brilliant Earth
21636831A · Oct 18
£2,403 GBP
$3,220 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from £282 GBPSave up to £1,114 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
3.05ct Emerald
£282 GBP