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Marquise|Natural|GIA

1.51ct G VS1 Marquise Natural Diamond

EX • G/VS1 • GIA 7558566697

Certificate GIA 7558566697

Diamond specifications and retailer prices

From $18,456 AUD
As of November 5, 2026
Save $13,236 AUD (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $31,692 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two 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 7558566697. Listed at 17 retailers as of November 4, 2026, with prices from $18,456 to $31,692, a $13,236 spread on the same certified stone. MOH London lists it at $31,692. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.08°
Pavilion angle40.16°
OriginNatural
Grading LabGIA
CertificateGIA 7558566697
Dimensions11.86 × 5.90 × 3.70 mm
L/W Ratio2.01
Girdle conditionThick
Key to symbols
Crystal, Feather, Cloud, Needle, Extra Facet
Top View
11.86 mm5.90 mm1.51 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558566697
Side View
Table 58.0%Crown 37.08°Girdle: MED-THKPavilion 40.16°Culet: NoneDepth 62.8%

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 5
Current: $31,692 AUD|Low: $18,456 AUD|High: $31,946 AUD|Avg: $22,999 AUD|-0.3%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 16$18,456 AUD
Retailer 14$19,233 AUD
Retailer 15$19,498 AUD
Retailer 17$19,782 AUD
Retailer 12$21,385 AUD
Retailer 10$21,423 AUD
Retailer 11$21,877 AUD
Retailer 5$23,270 AUD
Retailer 7$23,270 AUD
Retailer 4$23,446 AUD
Retailer 13$23,852 AUD
Retailer 9$23,977 AUD
Retailer 8$24,042 AUD
Retailer 6$24,052 AUD
Retailer 3$24,607 AUD
Retailer 2$24,726 AUD
MOH London$31,692 AUD

18 data points across 17 retailers

17 retailers$18,456 AUD to $31,692 AUD

A
Cheapest Retailer
-
$18,456 AUD
A
Retailer 2
-
$19,233 AUD
View
A
Retailer 3
-
$19,498 AUD
View
Final sale: no returns
A
Retailer 4
-
$19,782 AUD
View
B+
Retailer 5
-
$21,385 AUD
View
B+
Retailer 6
-
$21,423 AUD
View
B+
Retailer 7
-
$21,877 AUD
View
B+
Retailer 8
-
$23,270 AUD
View
B+
Retailer 9
-
$23,270 AUD
View
B+
Retailer 10
-
$23,446 AUD
View
B+
Retailer 11
-
$23,852 AUD
View
B+
Retailer 12
-
$24,042 AUD
View
B+
Retailer 13
-
$24,052 AUD
View
B
Retailer 14
-
$24,607 AUD
View
B+
Retailer 15
-
$24,726 AUD
View
Retailer 16
-
$28,824 AUD
View
Price last confirmed 47 days ago
Most Expensive
B
MOH London
F99F40FF1 · Nov 4
$31,692 AUD
£17,469 GBP
View
16 more retailers have this diamond
Prices start from $18,456 AUDSave up to $13,236 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
1.51ct Marquise
$18,456 AUD