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Asscher|Lab Grown|IGI

1.01ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG825679450

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG825679450

Diamond specifications and retailer prices

From £134 GBP
$179 USD
As of October 30, 2026
Save £708 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,336 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.01ct lab-grown asscher diamond

This 1.01ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825679450 or 825679450. Listed at 20 retailers as of October 30, 2026, with a 530% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825679450
Dimensions5.46 × 5.43 × 3.62 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.46 mm5.43 mm1.01 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825679450
Side View
Table 68.0%Crown 31.4°Girdle: Slightly ThickPavilion 42.5°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
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: £286 GBP|Low: £129 GBP|High: £841 GBP|Avg: £344 GBP|+1.1%
Retailer 1
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November 1, 2026
Retailer 5£134 GBP
Retailer 8£149 GBP
Retailer 19£155 GBP
Retailer 4£166 GBP
Retailer 9£166 GBP
Retailer 11£224 GBP
Retailer 3£255 GBP
Retailer 15£275 GBP
Retailer 1£286 GBP
Retailer 13£299 GBP
Retailer 16£315 GBP
Retailer 17£405 GBP
Retailer 2£416 GBP
Retailer 18£443 GBP
Retailer 14£470 GBP
Retailer 6£533 GBP
Retailer 7£574 GBP
Retailer 12£775 GBP
Retailer 10£841 GBP

39 data points across 19 retailers

20 retailers£134 GBP to £841 GBP

A
Cheapest Retailer
-
£134 GBP
$179 USD
A
Retailer 2
-
£149 GBP
$200 USD
View
Final sale: no returns
A
Retailer 3
-
£155 GBP
$208 USD
View
A
Retailer 4
-
£166 GBP
$222 USD
View
Retailer 5
-
£166 GBP
$222 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£224 GBP
$300 USD
View
A
Retailer 7
-
£255 GBP
$342 USD
View
A
Retailer 8
-
£275 GBP
€351 EUR
View
A
Retailer 9
-
£286 GBP
ZAR 6,198 ZAR
View
A
Retailer 10
-
£299 GBP
View
A
Retailer 11
-
£315 GBP
View
B+
Retailer 12
-
£405 GBP
A$834 AUD
View
B+
Retailer 13
-
£416 GBP
$558 USD
View
B+
Retailer 14
-
£443 GBP
A$913 AUD
View
B+
Retailer 15
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£470 GBP
$630 USD
View
B
Retailer 16
-
£533 GBP
$714 USD
View
B
Retailer 17
-
£574 GBP
$769 USD
View
B
Retailer 18
-
£775 GBP
View
B
Retailer 19
-
£841 GBP
$1,127 USD
View
Most Expensive
Queensmith
LG825679450 · Oct 27
£1,336 GBP
View
Price under review
19 more retailers have this diamond
Prices start from £134 GBPSave up to £708 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
1.01ct Asscher
£134 GBP