CaratHunter
Plans
Marquise|Lab Grown|IGI

1.00ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG500148443

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500148443

Diamond specifications and retailer prices

From €519 EUR
$580 USD
As of October 30, 2026
Save €3,523 EUR (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,042 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500148443 or 500148443. Listed at 12 retailers as of October 29, 2026, with prices from €519 to €4,042, a €3,523 spread on the same certified stone. MOH London lists it at €4,042. 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
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500148443
Dimensions9.81 × 5.43 × 3.07 mm
L/W Ratio1.81
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
9.81 mm5.43 mm1.00 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500148443
Side View
Table 60.0%Crown 32°Girdle: MED-VTKPavilion 36.5°Culet: NoneDepth 56.5%

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 30
Current: €4,042 EUR|Low: €519 EUR|High: €4,070 EUR|Avg: €1,971 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
October 30, 2026
Retailer 2€519 EUR
Retailer 6€1,079 EUR
Retailer 10€1,173 EUR
Retailer 7€1,251 EUR
Retailer 3€1,405 EUR
Retailer 4€1,752 EUR
Retailer 8€1,984 EUR
Retailer 5€2,300 EUR
Retailer 9€2,346 EUR
Retailer 12€2,397 EUR
Retailer 11€3,028 EUR
MOH London€4,042 EUR

21 data points across 12 retailers

12 retailers€519 EUR to €4,042 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
Retailer 4
-
€1,251 EUR
$1,398 USD
View
Price last confirmed 19 days ago
B
Retailer 5
-
€1,251 EUR
$1,398 USD
View
B
Retailer 6
-
€1,405 EUR
$1,570 USD
View
B
Retailer 7
-
€1,984 EUR
$2,217 USD
View
B
Retailer 8
-
€2,300 EUR
ZAR 41,520 ZAR
View
B
Retailer 9
-
€2,346 EUR
$2,621 USD
View
B
Retailer 10
-
€2,397 EUR
$2,678 USD
View
B
Retailer 11
-
€3,028 EUR
£2,664 GBP
View
Most Expensive
B
MOH London
LG500148443 · Oct 29
€4,042 EUR
£3,556 GBP
View
11 more retailers have this diamond
Prices start from €519 EURSave up to €3,523 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