Marquise|Lab Grown|IGI

1.56ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG813672277

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813672277

Diamond specifications and retailer prices

From £277 GBP
HK$2,900 HKD
As of October 25, 2026
Save £217 GBP (44%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £1,659 GBP at Queensmith · As of October 23, 2026
View at Queensmith

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813672277 or 813672277. Listed at 26 retailers as of October 25, 2026, with a 78% 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

1.56
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813672277
Dimensions11.76 × 6.14 × 3.83 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm6.14 mm1.56 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813672277
Side View
Table 61.0%Crown 34.9°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: £452 GBP|Low: £198 GBP|High: £1,776 GBP|Avg: £621 GBP|-1.6%
Retailer 1
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Retailer 24
October 24, 2026
Retailer 8£198 GBP
Retailer 7£220 GBP
Retailer 21£229 GBP
Retailer 5£245 GBP
Retailer 12£259 GBP
Retailer 6£277 GBP
Retailer 11£330 GBP
Retailer 22£369 GBP
Retailer 19£414 GBP
Retailer 24£417 GBP
Retailer 1£452 GBP
Retailer 16£494 GBP
Retailer 3£494 GBP
Retailer 2£576 GBP
Retailer 23£623 GBP
Retailer 9£787 GBP
Retailer 14£790 GBP
Retailer 15£825 GBP
Retailer 18£897 GBP
Retailer 20£987 GBP
Retailer 17£1,035 GBP
Retailer 13£1,045 GBP
Retailer 4£1,052 GBP
Retailer 10£1,657 GBP

27 data points across 24 retailers

26 retailers£277 GBP to £494 GBP

Retailer 1
-
£198 GBP
$265 USD
Price last confirmed 8 days ago
Retailer 2
-
£229 GBP
$307 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£245 GBP
$328 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£245 GBP
$328 USD
View
Price last confirmed 15 days ago
Retailer 5
-
£259 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
£260 GBP
$349 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
£277 GBP
HK$2,900 HKD
View
Retailer 8
-
£330 GBP
$442 USD
View
Price last confirmed 8 days ago
Retailer 9
-
£369 GBP
$495 USD
View
Price last confirmed 8 days ago
Retailer 10
-
£414 GBP
ZAR 8,962 ZAR
View
Price last confirmed 8 days ago
Retailer 11
-
£452 GBP
View
Price last confirmed 7 days ago
A
Retailer 12
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£494 GBP
A$1,018 AUD
View
Retailer 13
-
£494 GBP
$662 USD
View
Price last confirmed 7 days ago
Retailer 14
-
£576 GBP
A$1,187 AUD
View
Price last confirmed 13 days ago
Retailer 15
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£623 GBP
$835 USD
View
Price last confirmed 8 days ago
Retailer 16
-
£787 GBP
$1,055 USD
View
Price last confirmed 9 days ago
Retailer 17
-
£790 GBP
SGD 1,430 SGD
View
Price last confirmed 8 days ago
Retailer 18
-
£825 GBP
$1,106 USD
View
Price last confirmed 8 days ago
Retailer 19
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£843 GBP
$1,130 USD
View
Price last confirmed 8 days ago
Retailer 20
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£897 GBP
$1,202 USD
View
Price last confirmed 7 days ago
Retailer 21
-
£987 GBP
View
Price last confirmed 10 days ago
Retailer 22
-
£1,035 GBP
A$2,134 AUD
View
Price last confirmed 30 days ago
Retailer 23
-
£1,045 GBP
$1,400 USD
View
Price last confirmed 8 days ago
Retailer 24
-
£1,052 GBP
$1,410 USD
View
Price last confirmed 13 days ago
Retailer 25
-
£1,657 GBP
$2,220 USD
View
Price last confirmed 8 days ago
Most Expensive
Queensmith
LG813672277 · Oct 23
£1,659 GBP
View
Price last confirmed 8 days ago
25 more retailers have this diamond
Prices start from £277 GBPSave up to £217 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
1.56ct Marquise
£277 GBP