Asscher|Lab Grown|IGI

1.28ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG740506686

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG740506686

Diamond specifications and retailer prices

From £163 GBP
$219 USD
As of November 1, 2026
Save £667 GBP (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £830 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown asscher diamond

This 1.28ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG740506686 or 740506686. Listed at 8 retailers as of October 29, 2026, with prices from £163 to £830, a £667 spread on the same certified stone. MOH London lists it at £830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle45.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG740506686
Dimensions5.92 × 5.91 × 3.86 mm
L/W Ratio1.00
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
5.92 mm5.91 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG740506686
Side View
Table 65.0%Crown 32.6°Girdle: MED-STKPavilion 45.3°Culet: NoneDepth 65.3%

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: Nov 1
Current: £830 GBP|Low: £130 GBP|High: £1,401 GBP|Avg: £511 GBP|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8£163 GBP
Retailer 7£309 GBP
Retailer 10£328 GBP
Retailer 4£353 GBP
Retailer 11£359 GBP
Retailer 6£362 GBP
Retailer 2£432 GBP
Retailer 5£467 GBP
Retailer 3£662 GBP
MOH London£830 GBP
Retailer 9£1,401 GBP

28 data points across 11 retailers

8 retailers£163 GBP to £830 GBP

A
Cheapest Retailer
-
£163 GBP
$219 USD
Final sale: no returns
Retailer 2
-
£169 GBP
$227 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
£309 GBP
$415 USD
View
Retailer 4
-
£353 GBP
€451 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
£362 GBP
$486 USD
View
B+
Retailer 6
-
£432 GBP
A$892 AUD
View
B+
Retailer 7
-
£467 GBP
$627 USD
View
Most Expensive
B
MOH London
LG740506686 · Oct 29
£830 GBP
View
7 more retailers have this diamond
Prices start from £163 GBPSave up to £667 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
1.28ct Asscher
£163 GBP