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Marquise|Natural|GIA

0.51ct I VVS2 Marquise Natural Diamond

EX • I/VVS2 • GIA 6551233129

Certificate GIA 6551233129

Diamond specifications and retailer prices

From $435 USD
As of November 4, 2026
Save $1,177 USD (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,612 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551233129. Listed at 19 retailers as of November 4, 2026, with prices from $435 to $1,612, a $1,177 spread on the same certified stone. NZ Jewellers lists it at $1,612. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VVS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551233129
Dimensions9.26 × 3.91 × 2.48 mm
L/W Ratio2.37
Top View
9.26 mm3.91 mm0.51 ctI / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551233129
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 63.5%

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: $1,612 USD|Low: $435 USD|High: $1,776 USD|Avg: $779 USD|-9.2%
NZ Jewellers
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
Retailer 18
November 5, 2026
Retailer 16$435 USD
Retailer 9$510 USD
Retailer 11$514 USD
Retailer 14$554 USD
Retailer 8$563 USD
Retailer 6$568 USD
Retailer 17$593 USD
Retailer 2$627 USD
Retailer 12$637 USD
Retailer 5$658 USD
Retailer 3$669 USD
Retailer 7$669 USD
Retailer 13$715 USD
Retailer 18$784 USD
Retailer 15$797 USD
Retailer 4$1,216 USD
Retailer 10$1,219 USD
NZ Jewellers$1,612 USD

25 data points across 18 retailers

19 retailers$435 USD to $1,612 USD

A
Cheapest Retailer
-
$435 USD
A
Retailer 2
-
$514 USD
View
Retailer 3
-
$553 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$554 USD
View
Retailer 5
-
$563 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$568 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$593 USD
View
A
Retailer 8
-
$627 USD
View
A
Retailer 9
-
$637 USD
View
A
Retailer 10
-
$658 USD
View
A
Retailer 11
-
$669 USD
View
A
Retailer 12
-
$669 USD
View
A
Retailer 13
-
$715 USD
View
A
Retailer 14
-
$784 USD
View
A
Retailer 15
-
$797 USD
View
Retailer 16
-
$871 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$1,216 USD
View
Retailer 18
-
$1,219 USD
View
Price last confirmed 21 days ago
Most Expensive
B
NZ Jewellers
cdf36e93-88af-420f-8e81-749c2653fb0a · Nov 5
$1,612 USD
View
18 more retailers have this diamond
Prices start from $435 USDSave up to $1,177 USD

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
0.51ct Marquise
$435 USD