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Marquise|Lab Grown|IGI

1.20ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG500165197

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500165197

Diamond specifications and retailer prices

From €896 EUR
As of November 4, 2026
Save €1,052 EUR (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,865 EUR at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1.2ct lab-grown marquise diamond

This 1.2ct 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 LG500165197 or 500165197. Listed at 16 retailers as of November 4, 2026, with a 117% 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

1.20
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500165197
Dimensions11.56 × 5.56 × 3.30 mm
L/W Ratio2.08
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
11.56 mm5.56 mm1.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500165197
Side View
Table 61.5%Crown 36.1°Girdle: THN-STKPavilion 40.3°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €2,865 EUR|Low: €861 EUR|High: €3,573 EUR|Avg: €1,679 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 5, 2026
Retailer 10€896 EUR
Retailer 3€976 EUR
Retailer 5€1,003 EUR
Retailer 11€1,025 EUR
Retailer 4€1,040 EUR
Retailer 12€1,040 EUR
Retailer 6€1,194 EUR
Retailer 7€1,484 EUR
Retailer 13€1,661 EUR
Retailer 8€1,913 EUR
Retailer 14€1,949 EUR
Retailer 9€2,708 EUR
Flawless Fine Jewelry€2,865 EUR
Retailer 2€3,517 EUR

45 data points across 14 retailers

16 retailers€896 EUR to €1,949 EUR

B+
Cheapest Retailer
-
€896 EUR
B
Retailer 2
-
€976 EUR
View
B
Retailer 3
-
€1,003 EUR
View
Final sale: no returns
B
Retailer 4
-
€1,025 EUR
View
Retailer 5
-
€1,040 EUR
View
Price last confirmed 20 days ago
B
Retailer 6
-
€1,040 EUR
View
B
Retailer 7
-
€1,194 EUR
View
B
Retailer 8
-
€1,484 EUR
View
B
Retailer 9
-
€1,661 EUR
View
B
Retailer 10
-
€1,913 EUR
View
B
Retailer 11
-
€1,949 EUR
View
Retailer 12
-
€2,173 EUR
View
Price under review
Retailer 13
-
€2,708 EUR
View
Price under review
Most Expensive
Flawless Fine Jewelry
70973F999 · Nov 4
€2,865 EUR
£2,532 GBP
View
Price under review
13 more retailers have this diamond
Prices start from €896 EURSave up to €1,052 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+
1.20ct Marquise
€896 EUR