Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG831695594

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831695594

Diamond specifications and retailer prices

From €161 EUR
$180 USD
As of October 30, 2026
Save €1,158 EUR (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,319 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831695594 or 831695594. Listed at 19 retailers as of October 27, 2026, with prices from €161 to €1,319, a €1,158 spread on the same certified stone. Queensmith lists it at €1,319. 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

1.03
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831695594
Dimensions10.15 × 5.35 × 3.29 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.15 mm5.35 mm1.03 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831695594
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.5%

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: €1,319 EUR|Low: €161 EUR|High: €1,319 EUR|Avg: €475 EUR
Queensmith
Retailer 2
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Retailer 19
October 30, 2026
Retailer 9€161 EUR
Retailer 7€181 EUR
Retailer 5€187 EUR
Retailer 3€201 EUR
Retailer 18€201 EUR
Retailer 12€252 EUR
Retailer 10€270 EUR
Retailer 6€299 EUR
Retailer 15€344 EUR
Retailer 2€361 EUR
Retailer 8€415 EUR
Retailer 16€489 EUR
Retailer 14€563 EUR
Retailer 19€644 EUR
Retailer 17€680 EUR
Retailer 11€692 EUR
Retailer 13€941 EUR
Retailer 4€1,012 EUR
Queensmith€1,319 EUR

9 data points across 19 retailers

19 retailers€161 EUR to €1,319 EUR

A
Cheapest Retailer
-
€161 EUR
$180 USD
A
Retailer 2
-
€181 EUR
$202 USD
View
Final sale: no returns
A
Retailer 3
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€187 EUR
$209 USD
View
A
Retailer 4
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€201 EUR
$224 USD
View
A
Retailer 5
-
€201 EUR
$224 USD
View
A
Retailer 6
-
€252 EUR
£221 GBP
View
B+
Retailer 7
-
€270 EUR
$302 USD
View
A
Retailer 8
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€299 EUR
$334 USD
View
A
Retailer 9
-
€344 EUR
ZAR 6,206 ZAR
View
A
Retailer 10
-
€361 EUR
£317 GBP
View
B+
Retailer 11
-
€415 EUR
$464 USD
View
B+
Retailer 12
-
€489 EUR
A$840 AUD
View
B+
Retailer 13
-
€563 EUR
A$968 AUD
View
B
Retailer 14
-
€644 EUR
$719 USD
View
B
Retailer 15
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€680 EUR
$760 USD
View
B
Retailer 16
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€692 EUR
$773 USD
View
B
Retailer 17
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€941 EUR
£828 GBP
View
B
Retailer 18
-
€1,012 EUR
$1,131 USD
View
Most Expensive
B
Queensmith
LG831695594 · Oct 27
€1,319 EUR
£1,160 GBP
View
18 more retailers have this diamond
Prices start from €161 EURSave up to €1,158 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
1.03ct Marquise
€161 EUR