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Asscher|Lab Grown|IGI

3.09ct F VVS1 Asscher Lab Grown Diamond

EX • F/VVS1 • IGI LG846629305

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG846629305

Diamond specifications and retailer prices

From £421 GBP
As of November 5, 2026
Save £3,065 GBP (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,486 GBP at Frank Darling · As of November 4, 2026
View at Frank Darling

About this 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846629305 or 846629305. Listed at 7 retailers as of November 4, 2026, with prices from £421 to £3,486, a £3,065 spread on the same certified stone. Frank Darling lists it at £3,486. 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
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846629305
Dimensions8.26 × 8.10 × 5.18 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.26 mm8.10 mm3.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846629305
Side View
Table 65.0%Crown 36.8°Girdle: MediumPavilion 39.8°Culet: NoneDepth 64.0%

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: Nov 5
Current: £3,486 GBP|Low: £421 GBP|High: £3,486 GBP|Avg: £1,657 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 2£421 GBP
Retailer 5£587 GBP
Retailer 3£744 GBP
Retailer 7£786 GBP
Retailer 6£1,530 GBP
Retailer 4£2,515 GBP
Frank Darling£3,486 GBP

6 data points across 7 retailers

7 retailers£421 GBP to £3,486 GBP

A
Cheapest Retailer
-
£421 GBP
Final sale: no returns
B+
Retailer 2
-
£587 GBP
View
A
Retailer 3
-
£744 GBP
View
Retailer 4
-
£786 GBP
View
Price last confirmed 16 days ago
B+
Retailer 5
-
£1,530 GBP
View
B
Retailer 6
-
£2,515 GBP
View
Most Expensive
B
Frank Darling
100723219891KD · Nov 4
£3,486 GBP
$4,692 USD
View
6 more retailers have this diamond
Prices start from £421 GBPSave up to £3,065 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
£421 GBP