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Asscher|Lab Grown|IGI

3.09ct D VS1 Asscher Lab Grown Diamond

VG • D/VS1 • IGI LG673423645

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG673423645

Diamond specifications and retailer prices

From £490 GBP
$652 USD
As of October 29, 2026
Save £3,400 GBP (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,890 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG673423645 or 673423645. Listed at 16 retailers as of October 29, 2026, with prices from £490 to £3,890, a £3,400 spread on the same certified stone. Do Amore Diamonds lists it at £3,890. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.09
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673423645
Dimensions7.88 × 7.87 × 5.36 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
7.88 mm7.87 mm3.09 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673423645
Side View
Table 63.0%Crown 35.4°Girdle: MediumPavilion 39.7°Culet: NoneDepth 68.1%

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 29
Current: £3,890 GBP|Low: £349 GBP|High: £3,890 GBP|Avg: £1,502 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 30, 2026
Retailer 15£490 GBP
Retailer 13£543 GBP
Retailer 5£642 GBP
Retailer 14£806 GBP
Retailer 12£834 GBP
Retailer 4£861 GBP
Retailer 2£896 GBP
Retailer 9£1,273 GBP
Retailer 11£1,732 GBP
Retailer 3£1,740 GBP
Retailer 7£1,801 GBP
Retailer 6£2,022 GBP
Retailer 10£2,133 GBP
Retailer 8£2,375 GBP
Do Amore Diamonds£3,890 GBP

43 data points across 15 retailers

16 retailers£490 GBP to £3,890 GBP

A
Cheapest Retailer
-
£490 GBP
$652 USD
Final sale: no returns
Retailer 2
-
£543 GBP
$723 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£642 GBP
$855 USD
View
A
Retailer 4
-
£806 GBP
$1,073 USD
View
A
Retailer 5
-
£834 GBP
$1,111 USD
View
A
Retailer 6
-
£861 GBP
$1,147 USD
View
A
Retailer 7
-
£896 GBP
View
Retailer 8
-
£1,273 GBP
A$2,609 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£1,621 GBP
View
B+
Retailer 10
-
£1,732 GBP
$2,307 USD
View
B+
Retailer 11
-
£1,740 GBP
View
B
Retailer 12
-
£1,801 GBP
$2,399 USD
View
B
Retailer 13
-
£2,022 GBP
$2,692 USD
View
Retailer 14
-
£2,133 GBP
$2,840 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
£2,375 GBP
View
Most Expensive
B
Do Amore Diamonds
27-98C6FB740 · Oct 30
£3,890 GBP
$5,180 USD
View
15 more retailers have this diamond
Prices start from £490 GBPSave up to £3,400 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
3.09ct Asscher
£490 GBP