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Asscher|Lab Grown|IGI

1.01ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG780664883

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG780664883

Diamond specifications and retailer prices

From £97 GBP
As of November 4, 2026
Save £905 GBP (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,002 GBP at MOH London · As of November 5, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780664883 or 780664883. Listed at 10 retailers as of November 4, 2026, with prices from £97 to £1,002, a £905 spread on the same certified stone. MOH London lists it at £1,002. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle43.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664883
Dimensions5.59 × 5.52 × 3.50 mm
L/W Ratio1.01
Culet sizePointed
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
5.59 mm5.52 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664883
Side View
Table 65.0%Crown 34.9°Girdle: MED-STKPavilion 43.5°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,002 GBP|Low: £97 GBP|High: £1,061 GBP|Avg: £351 GBP|+65.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8£97 GBP
Retailer 10£117 GBP
Retailer 11£217 GBP
Retailer 5£227 GBP
Retailer 2£238 GBP
Retailer 7£304 GBP
Retailer 6£387 GBP
Retailer 4£409 GBP
Retailer 3£450 GBP
Retailer 9£483 GBP
MOH London£1,002 GBP

27 data points across 11 retailers

10 retailers£97 GBP to £1,002 GBP

A
Cheapest Retailer
-
£97 GBP
A
Retailer 2
-
£117 GBP
View
Final sale: no returns
Retailer 3
-
£121 GBP
View
Price last confirmed 42 days ago
A
Retailer 4
-
£227 GBP
View
Retailer 5
-
£238 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£304 GBP
View
B+
Retailer 7
-
£387 GBP
View
B
Retailer 8
-
£409 GBP
View
B
Retailer 9
-
£483 GBP
View
Most Expensive
B
MOH London
LG780664883 · Nov 5
£1,002 GBP
View
9 more retailers have this diamond
Prices start from £97 GBPSave up to £905 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
£97 GBP