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Marquise|Natural|GIA

1.51ct E VS1 Marquise Natural Diamond

EX • E/VS1 • GIA 6551021733

Certificate GIA 6551021733

Diamond specifications and retailer prices

From $20,345 AUD
As of November 4, 2026
Save $14,547 AUD (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $34,892 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 E 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 6551021733. Listed at 17 retailers as of November 4, 2026, with prices from $20,345 to $34,892, a $14,547 spread on the same certified stone. MOH London lists it at $34,892. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551021733
Dimensions11.82 × 6.09 × 3.52 mm
L/W Ratio1.94
Top View
11.82 mm6.09 mm1.51 ctE / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551021733
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.8%

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 4
Current: $34,892 AUD|Low: $20,345 AUD|High: $37,202 AUD|Avg: $25,809 AUD|-5.1%
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
November 4, 2026
Retailer 15$20,345 AUD
Retailer 10$21,201 AUD
Retailer 7$21,334 AUD
Retailer 12$21,467 AUD
Retailer 3$23,572 AUD
Retailer 2$23,605 AUD
Retailer 5$25,360 AUD
Retailer 11$25,360 AUD
Retailer 13$25,809 AUD
Retailer 4$26,201 AUD
Retailer 8$26,292 AUD
Retailer 6$26,429 AUD
Retailer 9$27,067 AUD
Retailer 14$27,126 AUD
Retailer 16$31,734 AUD
MOH London$34,892 AUD

39 data points across 16 retailers

17 retailers$20,345 AUD to $34,892 AUD

A
Cheapest Retailer
-
$20,345 AUD
A
Retailer 2
-
$21,201 AUD
View
A
Retailer 3
-
$21,334 AUD
View
A
Retailer 4
-
$21,467 AUD
View
Final sale: no returns
B+
Retailer 5
-
$23,572 AUD
View
B+
Retailer 6
-
$23,605 AUD
View
B+
Retailer 7
-
$25,360 AUD
View
B+
Retailer 8
-
$25,360 AUD
View
B+
Retailer 9
-
$25,809 AUD
View
B+
Retailer 10
-
$26,201 AUD
View
B+
Retailer 11
-
$26,292 AUD
View
B+
Retailer 12
-
$26,429 AUD
View
B+
Retailer 13
-
$27,067 AUD
View
B+
Retailer 14
-
$27,126 AUD
View
B
Retailer 15
-
$31,734 AUD
View
Retailer 16
-
$33,344 AUD
View
Price last confirmed 45 days ago
Most Expensive
B
MOH London
2854EA8DD · Nov 4
$34,892 AUD
£19,273 GBP
View
16 more retailers have this diamond
Prices start from $20,345 AUDSave up to $14,547 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
$20,345 AUD