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Marquise|Natural|GIA

1.51ct D VS1 Marquise Natural Diamond

EX • D/VS1 • GIA 6545521829

Certificate GIA 6545521829

Diamond specifications and retailer prices

From $22,218 AUD
As of November 1, 2026
Save $12,076 AUD (35%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $34,294 AUD at MOH London · As of November 2, 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 D colour (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 6545521829. Listed at 17 retailers as of November 1, 2026, with prices from $22,218 to $34,294, a $12,076 spread on the same certified stone. MOH London lists it at $34,294. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.23°
Pavilion angle36.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545521829
Dimensions10.44 × 5.86 × 3.77 mm
L/W Ratio1.78
Girdle conditionExtremely Thick
Key to symbols
Feather
Top View
10.44 mm5.86 mm1.51 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545521829
Side View
Table 61.0%Crown 44.23°GirdlePavilion 36.6°Culet: NDepth 64.3%

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 1
Current: $34,294 AUD|Low: $20,996 AUD|High: $34,708 AUD|Avg: $25,327 AUD|-1.2%
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 4, 2026
Retailer 8$20,996 AUD
Retailer 15$22,218 AUD
Retailer 3$22,284 AUD
Retailer 2$22,904 AUD
Retailer 14$23,062 AUD
Retailer 17$23,228 AUD
Retailer 9$23,311 AUD
Retailer 16$23,723 AUD
Retailer 11$24,218 AUD
Retailer 4$24,238 AUD
Retailer 7$25,679 AUD
Retailer 12$26,258 AUD
Retailer 10$26,533 AUD
Retailer 6$26,932 AUD
Retailer 5$27,268 AUD
Retailer 13$32,260 AUD
MOH London$34,294 AUD

26 data points across 17 retailers

17 retailers$22,218 AUD to $34,294 AUD

A
Cheapest Retailer
-
$22,218 AUD
A
Retailer 2
-
$22,284 AUD
View
A
Retailer 3
-
$22,904 AUD
View
Retailer 4
-
$23,062 AUD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$23,228 AUD
View
Final sale: no returns
B+
Retailer 6
-
$23,723 AUD
View
B+
Retailer 7
-
$24,218 AUD
View
Retailer 8
-
$24,238 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$25,679 AUD
View
B+
Retailer 10
-
$25,854 AUD
View
B+
Retailer 11
-
$26,258 AUD
View
B+
Retailer 12
-
$26,533 AUD
View
B
Retailer 13
-
$26,932 AUD
View
B
Retailer 14
-
$27,268 AUD
View
B
Retailer 15
-
$31,108 AUD
View
B
Retailer 16
-
$32,260 AUD
View
Most Expensive
B
MOH London
A623DCA2D · Nov 2
$34,294 AUD
£18,554 GBP
View
16 more retailers have this diamond
Prices start from $22,218 AUDSave up to $12,076 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
$22,218 AUD