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Marquise|Natural|GIA

1.51ct G VS2 Marquise Natural Diamond

EX • G/VS2 • GIA 6541730011

Certificate GIA 6541730011

Diamond specifications and retailer prices

From $18,174 AUD
As of November 6, 2026
Save $11,334 AUD (38%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $29,507 AUD at Cape Diamonds · As of November 6, 2026
View at Cape Diamonds

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 VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541730011. Listed at 13 retailers as of November 6, 2026, with prices from $18,174 to $29,507, a $11,334 spread on the same certified stone. Cape Diamonds lists it at $29,507. 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
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle38.15°
OriginNatural
Grading LabGIA
CertificateGIA 6541730011
Dimensions11.62 × 5.81 × 3.66 mm
L/W Ratio2.00
Top View
11.62 mm5.81 mm1.51 ctG / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541730011
Side View
Table 58.0%Crown 39.7°Girdle: THK-VTKPavilion 38.15°Culet: NoneDepth 63.0%

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: $29,507 AUD|Low: $18,174 AUD|High: $29,712 AUD|Avg: $23,375 AUD|+1.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$18,174 AUD
Retailer 10$19,859 AUD
Retailer 8$21,391 AUD
Retailer 4$21,496 AUD
Retailer 5$22,340 AUD
Retailer 3$22,898 AUD
Retailer 6$23,083 AUD
Retailer 9$23,266 AUD
Retailer 7$23,784 AUD
Cape Diamonds$29,507 AUD

44 data points across 10 retailers

13 retailers$18,174 AUD to $29,507 AUD

A
Cheapest Retailer
-
$18,174 AUD
A
Retailer 2
-
$19,859 AUD
View
B+
Retailer 3
-
$21,391 AUD
View
B+
Retailer 4
-
$21,496 AUD
View
B+
Retailer 5
-
$22,099 AUD
View
B+
Retailer 6
-
$22,340 AUD
View
B+
Retailer 7
-
$22,898 AUD
View
B+
Retailer 8
-
$22,981 AUD
View
B+
Retailer 9
-
$23,083 AUD
View
B+
Retailer 10
-
$23,266 AUD
View
B+
Retailer 11
-
$23,691 AUD
View
B+
Retailer 12
-
$23,784 AUD
View
Most Expensive
B
Cape Diamonds
cert_6541730011 · Nov 6
$29,507 AUD
ZAR 327,532 ZAR
View
12 more retailers have this diamond
Prices start from $18,174 AUDSave up to $11,334 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
$18,174 AUD