Asscher|Lab Grown|IGI

3.09ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG679509505

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG679509505

Diamond specifications and retailer prices

From £476 GBP
$638 USD
As of October 29, 2026
Save £4,521 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £4,997 GBP at Yadav Diamonds · As of October 30, 2026
View at Yadav 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 top-tier cut grade and certified by IGI LG679509505 or 679509505. Listed at 16 retailers as of October 29, 2026, with prices from £476 to £4,997, a £4,521 spread on the same certified stone. Yadav Diamonds lists it at £4,997. 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

3.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG679509505
Dimensions7.99 × 7.97 × 5.30 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
7.99 mm7.97 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG679509505
Side View
Table 62.0%Crown 32.4°Girdle: MediumPavilion 39.4°Culet: NoneDepth 66.5%

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 29
Current: £913 GBP|Low: £476 GBP|High: £2,324 GBP|Avg: £1,244 GBP|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£476 GBP
Retailer 10£528 GBP
Retailer 8£699 GBP
Retailer 11£790 GBP
Retailer 1£913 GBP
Retailer 6£1,238 GBP
Retailer 5£1,266 GBP
Retailer 3£1,695 GBP
Retailer 9£1,699 GBP
Retailer 7£2,120 GBP
Retailer 4£2,309 GBP

43 data points across 11 retailers

16 retailers£476 GBP to £4,997 GBP

A
Cheapest Retailer
-
£476 GBP
$638 USD
Final sale: no returns
Retailer 2
-
£528 GBP
$707 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£627 GBP
$840 USD
View
A
Retailer 4
-
£699 GBP
$937 USD
View
A
Retailer 5
-
£790 GBP
$1,059 USD
View
A
Retailer 6
-
£855 GBP
$1,145 USD
View
A
Retailer 7
-
£913 GBP
View
Retailer 8
-
£1,238 GBP
A$2,552 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£1,266 GBP
ZAR 27,397 ZAR
View
B+
Retailer 10
-
£1,695 GBP
View
B+
Retailer 11
-
£1,699 GBP
$2,277 USD
View
B
Retailer 12
-
£1,969 GBP
$2,638 USD
View
Retailer 13
-
£2,120 GBP
$2,840 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
£2,309 GBP
View
B
Retailer 15
-
£3,784 GBP
$5,070 USD
View
Most Expensive
B
Yadav Diamonds
13014434 · Oct 30
£4,997 GBP
$6,695 USD
View
15 more retailers have this diamond
Prices start from £476 GBPSave up to £4,521 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
£476 GBP