CaratHunter
Plans
Asscher|Lab Grown|IGI

0.31ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG754591250

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG754591250

Diamond specifications and retailer prices

From £86 GBP
HK$900 HKD
As of October 30, 2026
Save £196 GBP (69%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £544 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct lab-grown asscher diamond

This 0.31ct lab-grown asscher sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754591250 or 754591250. Listed at 8 retailers as of October 30, 2026, with a 228% 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

0.31
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754591250
Dimensions3.78 × 3.75 × 2.42 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
3.78 mm3.75 mm0.31 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG754591250
Side View
Table 69.0%Crown 30.9°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
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 30
Current: £544 GBP|Low: £104 GBP|High: £548 GBP|Avg: £214 GBP|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6£104 GBP
Retailer 5£123 GBP
Retailer 3£129 GBP
Retailer 2£143 GBP
Retailer 4£189 GBP
Retailer 7£282 GBP
MOH London£544 GBP

43 data points across 7 retailers

8 retailers£86 GBP to £282 GBP

A
Cheapest Retailer
-
£86 GBP
HK$900 HKD
A
Retailer 2
-
£104 GBP
$140 USD
View
B+
Retailer 3
-
£123 GBP
$165 USD
View
B+
Retailer 4
-
£129 GBP
View
B+
Retailer 5
-
£143 GBP
€182 EUR
View
B+
Retailer 6
-
£189 GBP
View
B
Retailer 7
-
£282 GBP
$377 USD
View
Most Expensive
MOH London
LG754591250 · Oct 29
£544 GBP
View
Price under review
7 more retailers have this diamond
Prices start from £86 GBPSave up to £196 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
0.31ct Asscher
£86 GBP