Asscher|Lab Grown|IGI

1.23ct D VVS1 Asscher Lab Grown Diamond

EX • D/VVS1 • IGI LG685506272

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG685506272

Diamond specifications and retailer prices

From £445 GBP
€568 EUR
As of October 29, 2026
Save £698 GBP (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,143 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown asscher diamond

This 1.23ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG685506272 or 685506272. Listed at 8 retailers as of October 29, 2026, with prices from £445 to £1,143, a £698 spread on the same certified stone. MOH London lists it at £1,143. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685506272
Dimensions5.82 × 5.77 × 3.94 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.82 mm5.77 mm1.23 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685506272
Side View
Table 62.0%Crown 35.4°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,143 GBP|Low: £431 GBP|High: £1,151 GBP|Avg: £607 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3£445 GBP
Retailer 5£462 GBP
Retailer 6£469 GBP
Retailer 7£473 GBP
Retailer 2£504 GBP
Retailer 4£851 GBP
MOH London£1,143 GBP

43 data points across 7 retailers

8 retailers£445 GBP to £1,143 GBP

B+
Cheapest Retailer
-
£445 GBP
€568 EUR
B+
Retailer 2
-
£462 GBP
$619 USD
View
B+
Retailer 3
-
£469 GBP
$628 USD
View
B+
Retailer 4
-
£473 GBP
$634 USD
View
B+
Retailer 5
-
£504 GBP
View
Retailer 6
-
£851 GBP
$1,140 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
£947 GBP
$1,269 USD
View
Most Expensive
B
MOH London
LG685506272 · Oct 29
£1,143 GBP
View
7 more retailers have this diamond
Prices start from £445 GBPSave up to £698 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.

B+
1.23ct Asscher
£445 GBP