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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG500166079

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500166079

Diamond specifications and retailer prices

From €774 EUR
$868 USD
As of October 30, 2026
Save €875 EUR (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,473 EUR at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG500166079 or 500166079. Listed at 16 retailers as of October 29, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500166079
Dimensions10.88 × 5.27 × 3.17 mm
L/W Ratio2.06
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
10.88 mm5.27 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500166079
Side View
Table 57.5%Crown 36.3°Girdle: THN-STKPavilion 39.1°Culet: NoneDepth 60.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,473 EUR|Low: €743 EUR|High: €3,408 EUR|Avg: €1,588 EUR
Flawless Fine Jewelry
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 1, 2026
Retailer 11€774 EUR
Retailer 4€842 EUR
Retailer 5€867 EUR
Retailer 12€883 EUR
Retailer 13€897 EUR
Retailer 6€1,052 EUR
Retailer 2€1,380 EUR
Retailer 14€1,442 EUR
Retailer 8€1,649 EUR
Retailer 10€2,062 EUR
Retailer 7€2,338 EUR
Flawless Fine Jewelry€2,473 EUR
Retailer 3€2,522 EUR
Retailer 9€3,381 EUR

44 data points across 14 retailers

16 retailers€774 EUR to €1,649 EUR

B
Cheapest Retailer
-
€774 EUR
$868 USD
B
Retailer 2
-
€842 EUR
$944 USD
View
B
Retailer 3
-
€867 EUR
$972 USD
View
Final sale: no returns
B
Retailer 4
-
€883 EUR
$990 USD
View
B
Retailer 5
-
€897 EUR
$1,006 USD
View
Retailer 6
-
€897 EUR
$1,006 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
€1,052 EUR
$1,180 USD
View
B
Retailer 8
-
€1,380 EUR
£1,219 GBP
View
B
Retailer 9
-
€1,442 EUR
$1,617 USD
View
B
Retailer 10
-
€1,649 EUR
ZAR 29,883 ZAR
View
Retailer 11
-
€2,062 EUR
$2,313 USD
View
Price under review
Retailer 12
-
€2,338 EUR
A$4,034 AUD
View
Price under review
Most Expensive
Flawless Fine Jewelry
B6CDEAFF3 · Oct 31
€2,473 EUR
£2,184 GBP
View
Price under review
12 more retailers have this diamond
Prices start from €774 EURSave up to €875 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.

B
1.03ct Marquise
€774 EUR