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Marquise|Lab Grown|IGI

1.06ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG818618919

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818618919

Diamond specifications and retailer prices

From €144 EUR
$161 USD
As of October 30, 2026
Save €697 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €841 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.06ct lab-grown marquise diamond

This 1.06ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818618919 or 818618919. Listed at 15 retailers as of October 29, 2026, with prices from €144 to €841, a €697 spread on the same certified stone. MOH London lists it at €841. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.06
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818618919
Dimensions10.91 × 5.19 × 3.24 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm5.19 mm1.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818618919
Side View
Table 63.0%Crown 32.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

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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: €841 EUR|Low: €139 EUR|High: €847 EUR|Avg: €366 EUR|+0.4%
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
Retailer 15
October 30, 2026
Retailer 12€144 EUR
Retailer 4€167 EUR
Retailer 6€179 EUR
Retailer 14€179 EUR
Retailer 8€215 EUR
Retailer 5€314 EUR
Retailer 2€316 EUR
Retailer 3€324 EUR
Retailer 9€340 EUR
Retailer 10€340 EUR
Retailer 7€397 EUR
Retailer 13€510 EUR
Retailer 15€576 EUR
Retailer 11€608 EUR
MOH London€841 EUR

41 data points across 15 retailers

15 retailers€144 EUR to €841 EUR

A
Cheapest Retailer
-
€144 EUR
$161 USD
A
Retailer 2
-
€167 EUR
$187 USD
View
A
Retailer 3
-
€179 EUR
$200 USD
View
A
Retailer 4
-
€179 EUR
$200 USD
View
A
Retailer 5
-
€215 EUR
£189 GBP
View
B+
Retailer 6
-
€314 EUR
$351 USD
View
A
Retailer 7
-
€316 EUR
£278 GBP
View
B+
Retailer 8
-
€324 EUR
$362 USD
View
B+
Retailer 9
-
€340 EUR
£299 GBP
View
B+
Retailer 10
-
€340 EUR
View
B+
Retailer 11
-
€397 EUR
$444 USD
View
B
Retailer 12
-
€510 EUR
$570 USD
View
B
Retailer 13
-
€576 EUR
$643 USD
View
B
Retailer 14
-
€608 EUR
$679 USD
View
Most Expensive
B
MOH London
LG818618919 · Oct 29
€841 EUR
£740 GBP
View
14 more retailers have this diamond
Prices start from €144 EURSave up to €697 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
1.06ct Marquise
€144 EUR