Marquise|Lab Grown|IGI

1.56ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG841629698

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841629698

Diamond specifications and retailer prices

From £195 GBP
$261 USD
As of October 30, 2026
Save £858 GBP (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,581 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

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 LG841629698 or 841629698. Listed at 23 retailers as of October 28, 2026, with a 440% 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 angle40.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841629698
Dimensions12.85 × 5.81 × 3.59 mm
L/W Ratio2.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.85 mm5.81 mm1.56 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841629698
Side View
Table 64.0%Crown 40.2°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £462 GBP|Low: £195 GBP|High: £1,056 GBP|Avg: £540 GBP|-0.4%
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October 31, 2026
Retailer 21£195 GBP
Retailer 20£219 GBP
Retailer 11£228 GBP
Retailer 4£243 GBP
Retailer 9£244 GBP
Retailer 22£256 GBP
Retailer 18£325 GBP
Retailer 15£362 GBP
Retailer 8£385 GBP
Retailer 14£414 GBP
Retailer 1£462 GBP
Retailer 13£493 GBP
Retailer 17£495 GBP
Retailer 7£565 GBP
Retailer 12£743 GBP
Retailer 2£777 GBP
Retailer 5£781 GBP
Retailer 3£815 GBP
Retailer 19£955 GBP
Retailer 10£978 GBP
Retailer 16£999 GBP
Retailer 6£1,052 GBP

15 data points across 22 retailers

23 retailers£195 GBP to £1,052 GBP

A
Cheapest Retailer
-
£195 GBP
$261 USD
A
Retailer 2
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£219 GBP
$294 USD
View
Final sale: no returns
A
Retailer 3
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£228 GBP
$306 USD
View
A
Retailer 4
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£243 GBP
$325 USD
View
A
Retailer 5
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£244 GBP
$327 USD
View
A
Retailer 6
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£256 GBP
View
B+
Retailer 7
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£325 GBP
$435 USD
View
A
Retailer 8
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£362 GBP
$485 USD
View
A
Retailer 9
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£385 GBP
€491 EUR
View
Retailer 10
-
£414 GBP
ZAR 8,968 ZAR
View
Price last confirmed 7 days ago
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Retailer 11
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£462 GBP
View
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Retailer 12
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£493 GBP
$661 USD
View
A
Retailer 13
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£495 GBP
$663 USD
View
A
Retailer 14
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£565 GBP
A$1,164 AUD
View
B+
Retailer 15
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£743 GBP
$995 USD
View
B+
Retailer 16
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£777 GBP
SGD 1,406 SGD
View
B+
Retailer 17
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£781 GBP
$1,046 USD
View
B+
Retailer 18
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£815 GBP
$1,092 USD
View
B+
Retailer 19
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£955 GBP
$1,279 USD
View
B+
Retailer 20
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£978 GBP
View
B+
Retailer 21
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£999 GBP
$1,338 USD
View
B
Retailer 22
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£1,052 GBP
$1,410 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKHMIPMPO · Oct 13
£1,581 GBP
$2,119 USD
View
Price last confirmed 18 days ago
22 more retailers have this diamond
Prices start from £195 GBPSave up to £858 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
£195 GBP