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Asscher|Lab Grown|IGI

0.90ct F SI2 Asscher Lab Grown Diamond

ID • F/SI2 • IGI LG647458154

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG647458154

Diamond specifications and retailer prices

From £143 GBP
As of November 4, 2026
Save £898 GBP (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,041 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 0.9ct lab-grown asscher diamond

This 0.9ct lab-grown asscher sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG647458154 or 647458154. Listed at 8 retailers as of November 4, 2026, with prices from £143 to £1,041, a £898 spread on the same certified stone. MOH London lists it at £1,041. 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

0.90
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647458154
Dimensions5.36 × 5.34 × 3.63 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.36 mm5.34 mm0.90 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647458154
Side View
Table 64.0%Crown 37.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 68.0%

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 4
Current: £1,041 GBP|Low: £143 GBP|High: £1,049 GBP|Avg: £354 GBP|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7£143 GBP
Retailer 8£161 GBP
Retailer 2£169 GBP
Retailer 5£236 GBP
Retailer 6£257 GBP
Retailer 3£301 GBP
Retailer 4£305 GBP
Retailer 9£418 GBP
Retailer 10£550 GBP
MOH London£1,041 GBP

9 data points across 10 retailers

8 retailers£143 GBP to £1,041 GBP

A
Cheapest Retailer
-
£143 GBP
A
Retailer 2
-
£169 GBP
View
A
Retailer 3
-
£236 GBP
View
A
Retailer 4
-
£257 GBP
View
A
Retailer 5
-
£301 GBP
View
A
Retailer 6
-
£305 GBP
View
B+
Retailer 7
-
£427 GBP
View
Most Expensive
B
MOH London
LG647458154 · Nov 5
£1,041 GBP
View
7 more retailers have this diamond
Prices start from £143 GBPSave up to £898 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
0.90ct Asscher
£143 GBP