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Asscher|Lab Grown|IGI

3.53ct G VS1 Asscher Lab Grown Diamond

EX • G/VS1 • IGI LG643421084

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG643421084

Diamond specifications and retailer prices

From £1,227 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: £1,227 GBP at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 3.53ct lab-grown asscher diamond

This 3.53ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG643421084 or 643421084. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.53
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643421084
Dimensions8.21 × 8.16 × 5.58 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.21 mm8.16 mm3.53 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643421084
Side View
Table 67.0%Crown 36.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £1,324 GBP|Low: £589 GBP|High: £4,057 GBP|Avg: £1,565 GBP|+0.2%
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July 9, 2026
Retailer 7£591 GBP
Retailer 4£608 GBP
Retailer 3£687 GBP
Retailer 6£774 GBP
Retailer 8£896 GBP
Retailer 12£946 GBP
Retailer 1£1,324 GBP
Retailer 9£1,626 GBP
Retailer 11£1,895 GBP
Retailer 10£2,032 GBP
Retailer 2£3,067 GBP
Retailer 5£4,057 GBP

74 data points across 12 retailers

1 retailer

B+
Diamond Quarter
3.53VS1GLG840719N · Oct 31
£1,227 GBP
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B+
3.53ct Asscher
£1,227 GBP