Marquise|Natural|GIA

0.51ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 7556831051

Certificate GIA 7556831051

Diamond specifications and retailer prices

From $618 USD
As of November 5, 2026
Save $1,975 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,593 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 H 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 7556831051. Listed at 13 retailers as of November 5, 2026, with prices from $618 to $2,593, a $1,975 spread on the same certified stone. NZ Jewellers lists it at $2,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7556831051
Dimensions8.01 × 4.19 × 2.61 mm
L/W Ratio1.91
Girdle conditionThick
Top View
8.01 mm4.19 mm0.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7556831051
Side View
Table 55.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.2%

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: $2,593 USD|Low: $432 USD|High: $2,593 USD|Avg: $1,162 USD|+21.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2$618 USD
Retailer 3$646 USD
Retailer 11$838 USD
Retailer 9$840 USD
Retailer 5$985 USD
Retailer 4$1,024 USD
Retailer 10$1,107 USD
Retailer 7$1,163 USD
Retailer 6$1,276 USD
Retailer 8$1,515 USD
Retailer 12$1,661 USD
NZ Jewellers$2,593 USD

36 data points across 12 retailers

13 retailers$618 USD to $2,593 USD

A
Cheapest Retailer
-
$618 USD
A
Retailer 2
-
$646 USD
View
Final sale: no returns
B+
Retailer 3
-
$838 USD
View
A
Retailer 4
-
$840 USD
View
Retailer 5
-
$925 USD
View
Price last confirmed 41 days ago
B+
Retailer 6
-
$985 USD
View
Retailer 7
-
$1,024 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
$1,107 USD
View
B+
Retailer 9
-
$1,163 USD
View
B
Retailer 10
-
$1,276 USD
View
B
Retailer 11
-
$1,515 USD
View
B
Retailer 12
-
$1,661 USD
View
Most Expensive
B
NZ Jewellers
59dc53fe-22c7-46ee-872b-7f03dcdd84e8 · Nov 5
$2,593 USD
View
12 more retailers have this diamond
Prices start from $618 USDSave up to $1,975 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
$618 USD