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Asscher|Lab Grown|IGI

3.03ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG850631180

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG850631180

Diamond specifications and retailer prices

From £613 GBP
As of November 2, 2026
Save £1,066 GBP (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,679 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown asscher diamond

This 3.03ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850631180 or 850631180. Listed at 3 retailers as of October 30, 2026, with prices from £613 to £1,679, a £1,066 spread on the same certified stone. Brilliant Earth lists it at £1,679. 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

3.03
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850631180
Dimensions8.02 × 7.92 × 5.27 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm7.92 mm3.03 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850631180
Side View
Table 67.0%Crown 38.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £1,679 GBP|Low: £613 GBP|High: £1,679 GBP|Avg: £1,192 GBP
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 2£613 GBP
Retailer 3£1,377 GBP
Brilliant Earth£1,679 GBP

4 data points across 3 retailers

3 retailers£613 GBP to £1,679 GBP

A
Cheapest Retailer
-
£613 GBP
B+
Retailer 2
-
£1,377 GBP
$1,845 USD
View
Most Expensive
B+
Brilliant Earth
22363289A · Oct 30
£1,679 GBP
$2,250 USD
View
2 more retailers have this diamond
Prices start from £613 GBPSave up to £1,066 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
3.03ct Asscher
£613 GBP