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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG837645791

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837645791

Diamond specifications and retailer prices

From €170 EUR
As of November 5, 2026
Save €627 EUR (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €797 EUR at MOH London · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837645791 or 837645791. Listed at 20 retailers as of November 4, 2026, with prices from €170 to €797, a €627 spread on the same certified stone. MOH London lists it at €797. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645791
Dimensions10.84 × 5.10 × 3.10 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm5.10 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645791
Side View
Table 62.0%Crown 34.1°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.8%

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: Nov 5
Current: €797 EUR|Low: €170 EUR|High: €808 EUR|Avg: €399 EUR|-1.4%
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
November 5, 2026
Retailer 13€170 EUR
Retailer 7€209 EUR
Retailer 14€278 EUR
Retailer 10€295 EUR
Retailer 2€296 EUR
Retailer 12€296 EUR
Retailer 3€312 EUR
Retailer 11€324 EUR
Retailer 9€416 EUR
Retailer 8€444 EUR
Retailer 5€468 EUR
Retailer 4€540 EUR
Retailer 6€597 EUR
MOH London€797 EUR

35 data points across 14 retailers

20 retailers€170 EUR to €797 EUR

Retailer 1
-
€138 EUR
Price last confirmed 36 days ago
Retailer 2
-
€160 EUR
View
Price last confirmed 37 days ago
Retailer 3
-
€169 EUR
View
Price last confirmed 37 days ago
Retailer 4
-
€170 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€170 EUR
View
A
Retailer 6
-
€209 EUR
View
A
Retailer 7
-
€278 EUR
View
A
Retailer 8
-
€295 EUR
View
A
Retailer 9
-
€296 EUR
View
Retailer 10
-
€296 EUR
View
Price last confirmed 9 days ago
A
Retailer 11
-
€312 EUR
View
A
Retailer 12
-
€324 EUR
View
B+
Retailer 13
-
€416 EUR
View
B+
Retailer 14
-
€444 EUR
View
B+
Retailer 15
-
€468 EUR
View
Retailer 16
-
€549 EUR
View
Price last confirmed 36 days ago
B+
Retailer 17
-
€549 EUR
View
B+
Retailer 18
-
€550 EUR
View
B
Retailer 19
-
€597 EUR
View
Most Expensive
B
MOH London
LG837645791 · Nov 4
€797 EUR
£707 GBP
View
19 more retailers have this diamond
Prices start from €170 EURSave up to €627 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
€170 EUR