Marquise|Natural|GIA

0.51ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 2567688796

Certificate GIA 2567688796

Diamond specifications and retailer prices

From $720 USD
As of November 6, 2026
Save $895 USD (55%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,615 USD at Flawless Fine Jewelry · As of November 6, 2026
View at Flawless Fine Jewelry

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 2567688796. Listed at 10 retailers as of November 6, 2026, with prices from $720 to $1,615, a $895 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,615. 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
FluorescenceNone
Crown angle39.85°
Pavilion angle40.48°
OriginNatural
Grading LabGIA
CertificateGIA 2567688796
Dimensions7.85 × 4.15 × 2.63 mm
L/W Ratio1.89
Culet sizeNone
Top View
7.85 mm4.15 mm0.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567688796
Side View
Table 60.0%Crown 39.85°Girdle: THK-VTKPavilion 40.48°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,615 USD|Low: $720 USD|High: $1,615 USD|Avg: $1,028 USD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$720 USD
Retailer 6$786 USD
Retailer 4$804 USD
Retailer 8$871 USD
Retailer 5$906 USD
Retailer 9$1,100 USD
Retailer 2$1,171 USD
Retailer 7$1,202 USD
Flawless Fine Jewelry$1,615 USD

2 data points across 9 retailers

10 retailers$720 USD to $1,615 USD

A
Cheapest Retailer
-
$720 USD
A
Retailer 2
-
$786 USD
View
A
Retailer 3
-
$804 USD
View
B+
Retailer 4
-
$871 USD
View
B+
Retailer 5
-
$906 USD
View
B
Retailer 6
-
$1,069 USD
View
B
Retailer 7
-
$1,100 USD
View
B+
Retailer 8
-
$1,171 USD
View
B
Retailer 9
-
$1,202 USD
View
Most Expensive
B
Flawless Fine Jewelry
F385589D6 · Nov 6
$1,615 USD
£1,272 GBP
View
9 more retailers have this diamond
Prices start from $720 USDSave up to $895 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
$720 USD