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Marquise|Lab Grown|IGI

1.00ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG425067467

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG425067467

Diamond specifications and retailer prices

From €519 EUR
$580 USD
As of October 31, 2026
Save €3,507 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,026 EUR at MOH London · As of October 27, 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067467 or 425067467. Listed at 13 retailers as of October 27, 2026, with prices from €519 to €4,026, a €3,507 spread on the same certified stone. MOH London lists it at €4,026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067467
Dimensions9.92 × 5.41 × 3.39 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.92 mm5.41 mm1.00 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067467
Side View
Table 54.5%Crown 34.9°Girdle: UNDPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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 31
Current: €4,026 EUR|Low: €519 EUR|High: €4,070 EUR|Avg: €2,035 EUR|+0.1%
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
October 30, 2026
Retailer 2€519 EUR
Retailer 8€1,079 EUR
Retailer 12€1,173 EUR
Retailer 13€1,208 EUR
Retailer 9€1,251 EUR
Retailer 4€1,405 EUR
Retailer 5€1,752 EUR
Retailer 10€1,984 EUR
Retailer 7€2,300 EUR
Retailer 11€2,346 EUR
Retailer 3€2,397 EUR
Retailer 14€3,028 EUR
Retailer 6€3,583 EUR
MOH London€4,026 EUR

23 data points across 14 retailers

13 retailers€519 EUR to €4,026 EUR

A
Cheapest Retailer
-
€519 EUR
$580 USD
B
Retailer 2
-
€1,079 EUR
$1,205 USD
View
B
Retailer 3
-
€1,173 EUR
$1,311 USD
View
B
Retailer 4
-
€1,208 EUR
$1,350 USD
View
Final sale: no returns
Retailer 5
-
€1,251 EUR
$1,398 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
€1,251 EUR
$1,398 USD
View
B
Retailer 7
-
€1,405 EUR
$1,570 USD
View
B
Retailer 8
-
€1,984 EUR
$2,217 USD
View
B
Retailer 9
-
€2,300 EUR
ZAR 41,520 ZAR
View
B
Retailer 10
-
€2,346 EUR
$2,621 USD
View
B
Retailer 11
-
€2,397 EUR
$2,678 USD
View
B
Retailer 12
-
€3,028 EUR
£2,664 GBP
View
Most Expensive
B
MOH London
LG425067467 · Oct 27
€4,026 EUR
£3,542 GBP
View
12 more retailers have this diamond
Prices start from €519 EURSave up to €3,507 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
€519 EUR