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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 $8,028 AUD
As of November 6, 2026
Save $6,866 AUD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $14,894 AUD 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 $8,028 to $14,894, a $6,866 spread on the same certified stone. MOH London lists it at $14,894. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $14,894 AUD|Low: $7,954 AUD|High: $15,073 AUD|Avg: $11,164 AUD|-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$8,028 AUD
Retailer 2$8,160 AUD
Retailer 7$9,766 AUD
Retailer 3$10,077 AUD
Retailer 8$10,923 AUD
Retailer 9$11,556 AUD
Retailer 4$13,131 AUD
Retailer 6$13,742 AUD
MOH London$14,894 AUD

21 data points across 9 retailers

10 retailers$8,028 AUD to $14,894 AUD

A
Cheapest Retailer
-
$8,028 AUD
A
Retailer 2
-
$8,160 AUD
View
B+
Retailer 3
-
$9,766 AUD
View
Retailer 4
-
$9,865 AUD
View
Price last confirmed 22 days ago
B+
Retailer 5
-
$10,077 AUD
View
B+
Retailer 6
-
$10,923 AUD
View
B
Retailer 7
-
$11,556 AUD
View
B+
Retailer 8
-
$13,131 AUD
View
Retailer 9
-
$13,742 AUD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
E29ADABB0 · Nov 2
$14,894 AUD
£8,058 GBP
View
9 more retailers have this diamond
Prices start from $8,028 AUDSave up to $6,866 AUD

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
$8,028 AUD