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Asscher|Lab Grown|IGI

1.23ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG792610688

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG792610688

Diamond specifications and retailer prices

From £289 GBP
€367 EUR
As of October 29, 2026
Save £514 GBP (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £803 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792610688 or 792610688. Listed at 11 retailers as of October 29, 2026, with prices from £289 to £803, a £514 spread on the same certified stone. MOH London lists it at £803. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792610688
Dimensions5.95 × 5.95 × 3.88 mm
L/W Ratio1.00
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
5.95 mm5.95 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792610688
Side View
Table 64.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 65.2%

Caratlytics Score

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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: Oct 29
Current: £803 GBP|Low: £281 GBP|High: £808 GBP|Avg: £442 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5£289 GBP
Retailer 9£302 GBP
Retailer 2£308 GBP
Retailer 6£333 GBP
Retailer 11£333 GBP
Retailer 4£352 GBP
Retailer 10£357 GBP
Retailer 7£447 GBP
Retailer 3£559 GBP
Retailer 12£590 GBP
Retailer 8£751 GBP
MOH London£803 GBP

43 data points across 12 retailers

11 retailers£289 GBP to £803 GBP

A
Cheapest Retailer
-
£289 GBP
€367 EUR
A
Retailer 2
-
£302 GBP
$402 USD
View
A
Retailer 3
-
£308 GBP
View
A
Retailer 4
-
£333 GBP
View
A
Retailer 5
-
£333 GBP
$444 USD
View
A
Retailer 6
-
£357 GBP
$475 USD
View
B+
Retailer 7
-
£447 GBP
$595 USD
View
Retailer 8
-
£471 GBP
$628 USD
View
Price last confirmed 81 days ago
B+
Retailer 9
-
£590 GBP
$785 USD
View
B
Retailer 10
-
£751 GBP
$1,000 USD
View
Most Expensive
B
MOH London
LG792610688 · Oct 29
£803 GBP
View
10 more retailers have this diamond
Prices start from £289 GBPSave up to £514 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
1.23ct Asscher
£289 GBP