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Cushion|Lab Grown|IGI

1.23ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG817698637

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817698637

Diamond specifications and retailer prices

From £191 GBP
HK$2,000 HKD
As of November 1, 2026
Save £604 GBP (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £795 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817698637 or 817698637. Listed at 8 retailers as of November 1, 2026, with prices from £191 to £795, a £604 spread on the same certified stone. MOH London lists it at £795. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817698637
Dimensions7.30 × 5.38 × 3.61 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm5.38 mm1.23 ctF / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817698637
Side View
Table 62.0%Crown 34.5°Girdle: MED-THKPavilion 33.7°Culet: NoneDepth 67.1%

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: Nov 1
Current: £795 GBP|Low: £230 GBP|High: £804 GBP|Avg: £425 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5£230 GBP
Retailer 3£289 GBP
Retailer 2£305 GBP
Retailer 6£356 GBP
Retailer 4£411 GBP
Retailer 7£587 GBP
MOH London£795 GBP

42 data points across 7 retailers

8 retailers£191 GBP to £795 GBP

A
Cheapest Retailer
-
£191 GBP
HK$2,000 HKD
B+
Retailer 2
-
£230 GBP
$308 USD
View
A
Retailer 3
-
£289 GBP
€369 EUR
View
A
Retailer 4
-
£305 GBP
View
A
Retailer 5
-
£356 GBP
$478 USD
View
B+
Retailer 6
-
£411 GBP
$551 USD
View
B+
Retailer 7
-
£587 GBP
$788 USD
View
Most Expensive
B
MOH London
LG817698637 · Nov 1
£795 GBP
View
7 more retailers have this diamond
Prices start from £191 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
1.23ct Cushion
£191 GBP