Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG506195344

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG506195344

Diamond specifications and retailer prices

From €646 EUR
$722 USD
As of October 30, 2026
Save €2,315 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,961 EUR at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506195344 or 506195344. Listed at 15 retailers as of October 29, 2026, with prices from €646 to €2,961, a €2,315 spread on the same certified stone. MOH London lists it at €2,961. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195344
Dimensions10.69 × 5.15 × 3.08 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.69 mm5.15 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195344
Side View
Table 61.5%Crown 36.5°Girdle: THN-MEDPavilion 38.2°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
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 30
Current: €2,961 EUR|Low: €516 EUR|High: €2,984 EUR|Avg: €1,506 EUR|+0.5%
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
October 31, 2026
Retailer 12€646 EUR
Retailer 3€704 EUR
Retailer 4€723 EUR
Retailer 14€750 EUR
Retailer 13€859 EUR
Retailer 10€909 EUR
Retailer 7€1,178 EUR
Retailer 16€1,216 EUR
Retailer 9€1,379 EUR
Retailer 11€1,847 EUR
Retailer 2€1,954 EUR
Retailer 15€2,109 EUR
Retailer 8€2,147 EUR
Retailer 5€2,333 EUR
Retailer 6€2,348 EUR
MOH London€2,961 EUR

27 data points across 16 retailers

15 retailers€646 EUR to €2,961 EUR

A
Cheapest Retailer
-
€646 EUR
$722 USD
B+
Retailer 2
-
€704 EUR
$786 USD
View
B+
Retailer 3
-
€723 EUR
$808 USD
View
Final sale: no returns
Retailer 4
-
€750 EUR
$838 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
€750 EUR
$838 USD
View
B+
Retailer 6
-
€859 EUR
$960 USD
View
B+
Retailer 7
-
€909 EUR
$1,015 USD
View
B
Retailer 8
-
€1,216 EUR
$1,359 USD
View
B
Retailer 9
-
€1,379 EUR
ZAR 24,881 ZAR
View
B
Retailer 10
-
€1,847 EUR
$2,064 USD
View
B
Retailer 11
-
€1,954 EUR
A$3,359 AUD
View
B
Retailer 12
-
€2,109 EUR
$2,356 USD
View
B
Retailer 13
-
€2,333 EUR
£2,052 GBP
View
B
Retailer 14
-
€2,348 EUR
$2,623 USD
View
Most Expensive
B
MOH London
LG506195344 · Oct 29
€2,961 EUR
£2,605 GBP
View
14 more retailers have this diamond
Prices start from €646 EURSave up to €2,315 EUR

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
1.00ct Marquise
€646 EUR