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Asscher|Lab Grown|IGI

3.05ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG670428959

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG670428959

Diamond specifications and retailer prices

From £605 GBP
$804 USD
As of October 28, 2026
Save £4,196 GBP (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,801 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG670428959 or 670428959. Listed at 20 retailers as of October 28, 2026, with prices from £605 to £4,801, a £4,196 spread on the same certified stone. Do Amore Diamonds lists it at £4,801. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670428959
Dimensions7.52 × 7.52 × 5.09 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.52 mm7.52 mm3.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670428959
Side View
Table 64.0%Crown 41.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 67.7%

Caratlytics Score

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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 28
Current: £4,801 GBP|Low: £605 GBP|High: £4,801 GBP|Avg: £1,550 GBP
Do Amore Diamonds
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
October 29, 2026
Retailer 6£605 GBP
Retailer 13£627 GBP
Retailer 7£747 GBP
Retailer 5£760 GBP
Retailer 9£849 GBP
Retailer 15£886 GBP
Retailer 10£1,058 GBP
Retailer 14£1,560 GBP
Retailer 11£1,561 GBP
Retailer 8£1,607 GBP
Retailer 12£1,953 GBP
Retailer 3£2,125 GBP
Retailer 4£2,138 GBP
Retailer 2£2,607 GBP
Do Amore Diamonds£4,801 GBP

41 data points across 15 retailers

20 retailers£605 GBP to £4,801 GBP

A
Cheapest Retailer
-
£605 GBP
$804 USD
Final sale: no returns
A
Retailer 2
-
£627 GBP
$833 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
£747 GBP
$992 USD
View
A
Retailer 4
-
£760 GBP
$1,010 USD
View
A
Retailer 5
-
£798 GBP
$1,061 USD
View
A
Retailer 6
-
£849 GBP
View
A
Retailer 7
-
£886 GBP
$1,177 USD
View
A
Retailer 8
-
£1,058 GBP
View
B+
Retailer 9
-
£1,173 GBP
$1,559 USD
View
B+
Retailer 10
-
£1,498 GBP
View
B+
Retailer 11
-
£1,560 GBP
A$3,190 AUD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
£1,561 GBP
A$3,192 AUD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
£1,607 GBP
ZAR 34,490 ZAR
View
B+
Retailer 14
-
£1,953 GBP
$2,595 USD
View
B
Retailer 15
-
£2,125 GBP
$2,823 USD
View
B
Retailer 16
-
£2,138 GBP
$2,841 USD
View
B
Retailer 17
-
£2,145 GBP
View
B
Retailer 18
-
£2,473 GBP
$3,286 USD
View
B
Retailer 19
-
£2,607 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B7BC370D9 · Oct 29
£4,801 GBP
$6,380 USD
View
19 more retailers have this diamond
Prices start from £605 GBPSave up to £4,196 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
£605 GBP