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Asscher|Lab Grown|IGI

1.01ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG843606903

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG843606903

Diamond specifications and retailer prices

From £103 GBP
As of November 5, 2026
Save £854 GBP (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £957 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 LG843606903 or 843606903. Listed at 12 retailers as of November 5, 2026, with prices from £103 to £957, a £854 spread on the same certified stone. MOH London lists it at £957. 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 angle28.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843606903
Dimensions5.75 × 5.70 × 3.43 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.75 mm5.70 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843606903
Side View
Table 63.0%Crown 28.5°Girdle: MediumPavilion 38.7°CuletDepth 60.2%

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: Nov 5
Current: £957 GBP|Low: £103 GBP|High: £1,029 GBP|Avg: £365 GBP|-7.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7£103 GBP
Retailer 5£136 GBP
Retailer 10£160 GBP
Retailer 2£189 GBP
Retailer 11£218 GBP
Retailer 12£221 GBP
Retailer 3£371 GBP
Retailer 6£390 GBP
Retailer 8£411 GBP
Retailer 4£483 GBP
Retailer 9£708 GBP
MOH London£957 GBP

31 data points across 12 retailers

12 retailers£103 GBP to £957 GBP

A
Cheapest Retailer
-
£103 GBP
Final sale: no returns
A
Retailer 2
-
£136 GBP
View
B+
Retailer 3
-
£160 GBP
View
A
Retailer 4
-
£189 GBP
View
A
Retailer 5
-
£218 GBP
View
Retailer 6
-
£221 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£371 GBP
View
B+
Retailer 8
-
£390 GBP
View
B+
Retailer 9
-
£411 GBP
View
B
Retailer 10
-
£483 GBP
View
B
Retailer 11
-
£708 GBP
View
Most Expensive
B
MOH London
LG843606903 · Nov 5
£957 GBP
View
11 more retailers have this diamond
Prices start from £103 GBPSave up to £854 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
£103 GBP