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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 $9,950 NZD
As of November 6, 2026
Save $8,510 NZD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,460 NZD 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 $9,950 to $18,460, a $8,510 spread on the same certified stone. MOH London lists it at $18,460. 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: $18,460 NZD|Low: $9,858 NZD|High: $18,683 NZD|Avg: $13,837 NZD|-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$9,950 NZD
Retailer 2$10,114 NZD
Retailer 7$12,104 NZD
Retailer 3$12,490 NZD
Retailer 8$13,538 NZD
Retailer 9$14,323 NZD
Retailer 4$16,275 NZD
Retailer 6$17,032 NZD
MOH London$18,460 NZD

21 data points across 9 retailers

10 retailers$9,950 NZD to $18,460 NZD

A
Cheapest Retailer
-
$9,950 NZD
A
Retailer 2
-
$10,114 NZD
View
B+
Retailer 3
-
$12,104 NZD
View
Retailer 4
-
$12,227 NZD
View
Price last confirmed 22 days ago
B+
Retailer 5
-
$12,490 NZD
View
B+
Retailer 6
-
$13,538 NZD
View
B
Retailer 7
-
$14,323 NZD
View
B+
Retailer 8
-
$16,275 NZD
View
Retailer 9
-
$17,032 NZD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
E29ADABB0 · Nov 2
$18,460 NZD
£8,058 GBP
View
9 more retailers have this diamond
Prices start from $9,950 NZDSave up to $8,510 NZD

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
$9,950 NZD