Asscher|Lab Grown|IGI

4.01ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG750531596

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG750531596

Diamond specifications and retailer prices

From £493 GBP
$657 USD
As of October 27, 2026
Save £1,932 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,664 GBP at Queensmith · As of October 16, 2026
View at Queensmith

About this 4.01ct lab-grown asscher diamond

This 4.01ct 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 LG750531596 or 750531596. Listed at 22 retailers as of October 27, 2026, with a 392% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.01
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750531596
Dimensions8.46 × 8.44 × 5.60 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
8.46 mm8.44 mm4.01 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750531596
Side View
Table 66.0%Crown 41.9°Girdle: Slightly ThickPavilion 31.1°Culet: NoneDepth 66.4%

Caratlytics Score

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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: Oct 27
Current: £547 GBP|Low: £474 GBP|High: £2,441 GBP|Avg: £1,193 GBP|-23.5%
Retailer 1
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Retailer 21
October 30, 2026
Retailer 21£493 GBP
Retailer 18£537 GBP
Retailer 1£547 GBP
Retailer 7£553 GBP
Retailer 6£573 GBP
Retailer 20£573 GBP
Retailer 4£642 GBP
Retailer 5£820 GBP
Retailer 8£831 GBP
Retailer 15£915 GBP
Retailer 12£916 GBP
Retailer 17£1,219 GBP
Retailer 2£1,234 GBP
Retailer 9£1,445 GBP
Retailer 3£1,463 GBP
Retailer 19£1,610 GBP
Retailer 10£1,785 GBP
Retailer 11£1,900 GBP
Retailer 13£1,953 GBP
Retailer 14£1,976 GBP
Retailer 16£2,425 GBP

29 data points across 21 retailers

22 retailers£493 GBP to £2,425 GBP

A
Cheapest Retailer
-
£493 GBP
$657 USD
A
Retailer 2
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£537 GBP
$715 USD
View
A
Retailer 3
-
£547 GBP
View
A
Retailer 4
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£553 GBP
$736 USD
View
Final sale: no returns
A
Retailer 5
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£573 GBP
$763 USD
View
Retailer 6
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£573 GBP
$763 USD
View
Price last confirmed 13 days ago
A
Retailer 7
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£642 GBP
$855 USD
View
B+
Retailer 8
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£820 GBP
$1,092 USD
View
A
Retailer 9
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£831 GBP
$1,106 USD
View
A
Retailer 10
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£915 GBP
€1,161 EUR
View
A
Retailer 11
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£916 GBP
View
A
Retailer 12
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£1,219 GBP
ZAR 26,223 ZAR
View
Retailer 13
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£1,234 GBP
A$2,528 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
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£1,445 GBP
$1,924 USD
View
B+
Retailer 15
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£1,463 GBP
$1,948 USD
View
B+
Retailer 16
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£1,610 GBP
$2,144 USD
View
B+
Retailer 17
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£1,785 GBP
View
B+
Retailer 18
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£1,900 GBP
$2,530 USD
View
B+
Retailer 19
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£1,953 GBP
$2,601 USD
View
B+
Retailer 20
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£1,976 GBP
$2,631 USD
View
B+
Retailer 21
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£2,425 GBP
View
Most Expensive
Queensmith
LG750531596 · Oct 16
£4,664 GBP
View
Price last confirmed 13 days ago
21 more retailers have this diamond
Prices start from £493 GBPSave up to £1,932 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
4.01ct Asscher
£493 GBP