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Asscher|Lab Grown|IGI

1.64ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG833639285

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG833639285

Diamond specifications and retailer prices

From £191 GBP
$254 USD
As of October 30, 2026
Save £983 GBP (84%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,174 GBP at Frank Darling · As of October 25, 2026
View at Frank Darling

About this 1.64ct lab-grown asscher diamond

This 1.64ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833639285 or 833639285. Listed at 4 retailers as of October 25, 2026, with prices from £191 to £1,174, a £983 spread on the same certified stone. Frank Darling lists it at £1,174. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833639285
Dimensions6.58 × 6.52 × 4.20 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.58 mm6.52 mm1.64 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833639285
Side View
Table 68.0%Crown 38.5°Girdle: MediumPavilion 40.4°Culet: NoneDepth 64.4%

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 30
Current: £1,174 GBP|Low: £138 GBP|High: £1,174 GBP|Avg: £509 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 2£191 GBP
Retailer 3£285 GBP
Retailer 5£416 GBP
Retailer 6£442 GBP
Retailer 7£733 GBP
Retailer 4£845 GBP
Frank Darling£1,174 GBP

11 data points across 7 retailers

4 retailers£191 GBP to £1,174 GBP

A
Cheapest Retailer
-
£191 GBP
$254 USD
Final sale: no returns
B+
Retailer 2
-
£285 GBP
$379 USD
View
Retailer 3
-
£845 GBP
$1,125 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Frank Darling
100195649100KD · Oct 25
£1,174 GBP
$1,563 USD
View
3 more retailers have this diamond
Prices start from £191 GBPSave up to £983 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
1.64ct Asscher
£191 GBP