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Asscher|Lab Grown|IGI

3.05ct E VS1 Asscher Lab Grown Diamond

ID • E/VS1 • IGI LG830660952

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830660952

Diamond specifications and retailer prices

From £358 GBP
$477 USD
As of October 27, 2026
Save £2,661 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,019 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.05ct lab-grown asscher diamond

This 3.05ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830660952 or 830660952. Listed at 21 retailers as of October 27, 2026, with prices from £358 to £3,019, a £2,661 spread on the same certified stone. Brilliant Earth lists it at £3,019. 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830660952
Dimensions8.18 × 8.09 × 5.19 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm8.09 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830660952
Side View
Table 62.0%Crown 29.3°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £3,019 GBP|Low: £286 GBP|High: £4,145 GBP|Avg: £1,088 GBP|-27.2%
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 29, 2026
Retailer 16£358 GBP
Retailer 4£402 GBP
Retailer 6£402 GBP
Retailer 3£445 GBP
Retailer 13£510 GBP
Retailer 11£552 GBP
Retailer 9£651 GBP
Retailer 2£736 GBP
Retailer 8£990 GBP
Retailer 14£1,036 GBP
Retailer 7£1,039 GBP
Retailer 15£1,379 GBP
Retailer 5£1,410 GBP
Retailer 10£1,642 GBP
Retailer 12£1,986 GBP
Brilliant Earth£3,019 GBP

41 data points across 16 retailers

21 retailers£358 GBP to £3,019 GBP

A
Cheapest Retailer
-
£358 GBP
$477 USD
A
Retailer 2
-
£402 GBP
$535 USD
View
A
Retailer 3
-
£402 GBP
$535 USD
View
Final sale: no returns
A
Retailer 4
-
£445 GBP
$592 USD
View
A
Retailer 5
-
£490 GBP
HK$5,100 HKD
View
A
Retailer 6
-
£510 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
£552 GBP
$735 USD
View
B+
Retailer 8
-
£629 GBP
$838 USD
View
A
Retailer 9
-
£651 GBP
€826 EUR
View
A
Retailer 10
-
£736 GBP
View
A
Retailer 11
-
£990 GBP
$1,318 USD
View
B+
Retailer 12
-
£1,036 GBP
$1,379 USD
View
A
Retailer 13
-
£1,039 GBP
$1,384 USD
View
B+
Retailer 14
-
£1,379 GBP
$1,837 USD
View
B+
Retailer 15
-
£1,410 GBP
SGD 2,538 SGD
View
B+
Retailer 16
-
£1,451 GBP
$1,932 USD
View
B+
Retailer 17
-
£1,535 GBP
$2,044 USD
View
B+
Retailer 18
-
£1,561 GBP
$2,079 USD
View
B+
Retailer 19
-
£1,642 GBP
View
B
Retailer 20
-
£1,986 GBP
$2,645 USD
View
Most Expensive
B
Brilliant Earth
21493897A · Oct 28
£3,019 GBP
$4,020 USD
View
20 more retailers have this diamond
Prices start from £358 GBPSave up to £2,661 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 Asscher
£358 GBP