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Marquise|Natural|GIA

1.20ct G VS1 Marquise Natural Diamond

EX • G/VS1 • GIA 2566381512

Certificate GIA 2566381512

Diamond specifications and retailer prices

From €4,914 EUR
As of November 4, 2026
Save €4,203 EUR (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €9,118 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural marquise diamond

This 1.2ct natural 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 stated by the retailer rather than the lab and certified by GIA 2566381512. Listed at 10 retailers as of November 2, 2026, with prices from €4,914 to €9,118, a €4,203 spread on the same certified stone. MOH London lists it at €9,118. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566381512
Dimensions10.62 × 5.59 × 3.48 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Needle
Top View
10.62 mm5.59 mm1.20 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566381512
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
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: Nov 4
Current: €9,118 EUR|Low: €4,869 EUR|High: €9,227 EUR|Avg: €6,834 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5€4,914 EUR
Retailer 2€4,996 EUR
Retailer 7€5,978 EUR
Retailer 3€6,169 EUR
Retailer 8€6,687 EUR
Retailer 9€7,074 EUR
Retailer 4€8,038 EUR
Retailer 6€8,412 EUR
MOH London€9,118 EUR

21 data points across 9 retailers

10 retailers€4,914 EUR to €9,118 EUR

A
Cheapest Retailer
-
€4,914 EUR
A
Retailer 2
-
€4,996 EUR
View
B+
Retailer 3
-
€5,978 EUR
View
Retailer 4
-
€6,039 EUR
View
Price last confirmed 20 days ago
B+
Retailer 5
-
€6,169 EUR
View
B+
Retailer 6
-
€6,687 EUR
View
B
Retailer 7
-
€7,074 EUR
View
B+
Retailer 8
-
€8,038 EUR
View
Retailer 9
-
€8,412 EUR
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
E29ADABB0 · Nov 2
€9,118 EUR
£8,058 GBP
View
9 more retailers have this diamond
Prices start from €4,914 EURSave up to €4,203 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
1.20ct Marquise
€4,914 EUR