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Marquise|Lab Grown|IGI

1.00ct H VVS2 Marquise Lab Grown Diamond

ID • H/VVS2 • IGI LG436045809

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045809

Diamond specifications and retailer prices

From £572 GBP
$768 USD
As of November 2, 2026
Save £1,293 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,487 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG436045809 or 436045809. Listed at 14 retailers as of October 31, 2026, with a 226% 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

1.00
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045809
Dimensions9.48 × 5.29 × 3.38 mm
L/W Ratio1.79
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.48 mm5.29 mm1.00 ctH / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045809
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £2,487 GBP|Low: £421 GBP|High: £2,520 GBP|Avg: £1,230 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 7£421 GBP
Retailer 11£572 GBP
Retailer 16£622 GBP
Retailer 3£641 GBP
Retailer 13£663 GBP
Retailer 12£723 GBP
Retailer 9£794 GBP
Retailer 6£1,029 GBP
Retailer 15£1,072 GBP
Retailer 2£1,220 GBP
Retailer 10£1,578 GBP
Retailer 14£1,865 GBP
Retailer 8£1,900 GBP
Retailer 5£2,051 GBP
Retailer 4£2,067 GBP
MOH London£2,487 GBP

27 data points across 16 retailers

14 retailers£572 GBP to £1,865 GBP

B+
Cheapest Retailer
-
£572 GBP
$768 USD
B+
Retailer 2
-
£622 GBP
$835 USD
View
B+
Retailer 3
-
£641 GBP
$860 USD
View
Final sale: no returns
B
Retailer 4
-
£663 GBP
$890 USD
View
Retailer 5
-
£663 GBP
$890 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
£723 GBP
$970 USD
View
B
Retailer 7
-
£794 GBP
$1,065 USD
View
B
Retailer 8
-
£1,072 GBP
$1,439 USD
View
B
Retailer 9
-
£1,220 GBP
ZAR 26,441 ZAR
View
B
Retailer 10
-
£1,578 GBP
$2,117 USD
View
B
Retailer 11
-
£1,865 GBP
$2,503 USD
View
Retailer 12
-
£2,051 GBP
$2,752 USD
View
Price under review
Retailer 13
-
£2,067 GBP
View
Price under review
Most Expensive
MOH London
LG436045809 · Nov 1
£2,487 GBP
View
Price under review
13 more retailers have this diamond
Prices start from £572 GBPSave up to £1,293 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.

B+
1.00ct Marquise
£572 GBP