Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG844657743

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844657743

Diamond specifications and retailer prices

From £140 GBP
$188 USD
As of October 27, 2026
Save £458 GBP (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £872 GBP at MOH London · As of October 19, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844657743 or 844657743. Listed at 20 retailers as of October 27, 2026, with a 327% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844657743
Dimensions10.81 × 5.54 × 3.54 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm5.54 mm1.23 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844657743
Side View
Table 61.0%Crown 39.2°Girdle: MED-THKPavilion 41.3°Culet: NoneDepth 63.9%

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 27
Current: £872 GBP|Low: £140 GBP|High: £872 GBP|Avg: £410 GBP
MOH London
Retailer 2
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Retailer 21
October 28, 2026
Retailer 16£140 GBP
Retailer 5£156 GBP
Retailer 12£164 GBP
Retailer 8£175 GBP
Retailer 11£175 GBP
Retailer 18£228 GBP
Retailer 21£235 GBP
Retailer 15£286 GBP
Retailer 13£298 GBP
Retailer 19£315 GBP
Retailer 4£382 GBP
Retailer 3£414 GBP
Retailer 20£425 GBP
Retailer 6£563 GBP
Retailer 10£563 GBP
Retailer 7£567 GBP
Retailer 2£582 GBP
Retailer 17£598 GBP
Retailer 14£622 GBP
Retailer 9£682 GBP
MOH London£872 GBP

12 data points across 21 retailers

20 retailers£140 GBP to £598 GBP

A
Cheapest Retailer
-
£140 GBP
$188 USD
Retailer 2
-
£164 GBP
$220 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£175 GBP
$235 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£175 GBP
$235 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£228 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
£235 GBP
$315 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£286 GBP
€365 EUR
View
A
Retailer 8
-
£298 GBP
ZAR 6,457 ZAR
View
Retailer 9
-
£315 GBP
View
Price last confirmed 7 days ago
A
Retailer 10
-
£382 GBP
$513 USD
View
Retailer 11
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£414 GBP
$556 USD
View
Price last confirmed 7 days ago
Retailer 12
-
£425 GBP
A$878 AUD
View
Price last confirmed 7 days ago
Retailer 13
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£563 GBP
$755 USD
View
Price last confirmed 8 days ago
Retailer 14
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£563 GBP
$756 USD
View
Price last confirmed 8 days ago
Retailer 15
-
£567 GBP
SGD 1,029 SGD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
£582 GBP
$781 USD
View
B+
Retailer 17
-
£598 GBP
$802 USD
View
Retailer 18
-
£622 GBP
$835 USD
View
Price last confirmed 13 days ago
Retailer 19
-
£682 GBP
A$1,408 AUD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG844657743 · Oct 19
£872 GBP
View
Price last confirmed 15 days ago
19 more retailers have this diamond
Prices start from £140 GBPSave up to £458 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 Marquise
£140 GBP