Marquise|Lab Grown|IGI

1.01ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG839602662

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839602662

Diamond specifications and retailer prices

From €135 EUR
As of November 4, 2026
Save €657 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €792 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839602662 or 839602662. Listed at 9 retailers as of November 2, 2026, with prices from €135 to €792, a €657 spread on the same certified stone. MOH London lists it at €792. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839602662
Dimensions9.81 × 5.22 × 3.37 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm5.22 mm1.01 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839602662
Side View
Table 61.0%Crown 37.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 64.6%

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: Nov 4
Current: €792 EUR|Low: €131 EUR|High: €801 EUR|Avg: €401 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3€135 EUR
Retailer 6€157 EUR
Retailer 2€216 EUR
Retailer 7€296 EUR
Retailer 8€441 EUR
Retailer 9€453 EUR
Retailer 5€538 EUR
Retailer 4€568 EUR
MOH London€792 EUR

28 data points across 9 retailers

9 retailers€135 EUR to €792 EUR

A
Cheapest Retailer
-
€135 EUR
A
Retailer 2
-
€157 EUR
View
A
Retailer 3
-
€216 EUR
View
Retailer 4
-
€296 EUR
View
Price last confirmed 12 days ago
B
Retailer 5
-
€441 EUR
View
B
Retailer 6
-
€453 EUR
View
B
Retailer 7
-
€538 EUR
View
B
Retailer 8
-
€568 EUR
View
Most Expensive
B
MOH London
LG839602662 · Nov 2
€792 EUR
£700 GBP
View
8 more retailers have this diamond
Prices start from €135 EURSave up to €657 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
1.01ct Marquise
€135 EUR