Asscher|Lab Grown|IGI

0.99ct D VS1 Asscher Lab Grown Diamond

VG • D/VS1 • IGI LG826635729

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG826635729

Diamond specifications and retailer prices

From £126 GBP
$169 USD
As of October 27, 2026
Save £604 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £730 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.99ct lab-grown asscher diamond

This 0.99ct lab-grown asscher sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG826635729 or 826635729. Listed at 13 retailers as of October 25, 2026, with prices from £126 to £730, a £604 spread on the same certified stone. MOH London lists it at £730. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826635729
Dimensions5.45 × 5.43 × 3.65 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.45 mm5.43 mm0.99 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826635729
Side View
Table 71.0%Crown 44.3°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 67.2%

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 27
Current: £730 GBP|Low: £121 GBP|High: £757 GBP|Avg: £404 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 13£126 GBP
Retailer 12£146 GBP
Retailer 2£248 GBP
Retailer 3£267 GBP
Retailer 5£280 GBP
Retailer 9£390 GBP
Retailer 10£403 GBP
Retailer 8£411 GBP
Retailer 4£502 GBP
Retailer 14£513 GBP
Retailer 11£530 GBP
Retailer 7£593 GBP
Retailer 6£664 GBP
MOH London£730 GBP

25 data points across 14 retailers

13 retailers£126 GBP to £730 GBP

A
Cheapest Retailer
-
£126 GBP
$169 USD
A
Retailer 2
-
£146 GBP
$196 USD
View
B+
Retailer 3
-
£248 GBP
HK$2,600 HKD
View
A
Retailer 4
-
£267 GBP
$358 USD
View
A
Retailer 5
-
£280 GBP
$375 USD
View
Retailer 6
-
£390 GBP
A$804 AUD
View
Price last confirmed 9 days ago
Retailer 7
-
£403 GBP
$540 USD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
£411 GBP
A$847 AUD
View
B
Retailer 9
-
£502 GBP
$672 USD
View
B
Retailer 10
-
£513 GBP
$687 USD
View
B
Retailer 11
-
£530 GBP
$710 USD
View
B
Retailer 12
-
£593 GBP
SGD 1,074 SGD
View
Most Expensive
B
MOH London
LG826635729 · Oct 25
£730 GBP
View
12 more retailers have this diamond
Prices start from £126 GBPSave up to £604 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
0.99ct Asscher
£126 GBP