Marquise|Natural|GIA

0.51ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 2554031137

Certificate GIA 2554031137

Diamond specifications and retailer prices

From $576 USD
HK$4,500 HKD
As of November 1, 2026
Save $485 USD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,061 USD at With Clarity · As of November 1, 2026
View at With Clarity

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 2554031137. Listed at 9 retailers as of November 1, 2026, with prices from $576 to $1,061, a $485 spread on the same certified stone. With Clarity lists it at $1,061. 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554031137
Dimensions7.66 × 4.14 × 2.61 mm
L/W Ratio1.85
Top View
7.66 mm4.14 mm0.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554031137
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 63.2%

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 1
Current: $1,046 USD|Low: $576 USD|High: $1,061 USD|Avg: $808 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 2, 2026
Retailer 7$576 USD
Retailer 2$657 USD
Retailer 5$672 USD
Retailer 3$680 USD
Retailer 8$776 USD
Retailer 6$808 USD
Retailer 1$1,046 USD
Retailer 4$1,058 USD
With Clarity$1,061 USD

19 data points across 9 retailers

9 retailers$576 USD to $1,061 USD

A
Cheapest Retailer
-
$576 USD
HK$4,500 HKD
A
Retailer 2
-
$657 USD
View
A
Retailer 3
-
$672 USD
SGD 908 SGD
View
A
Retailer 4
-
$680 USD
View
A
Retailer 5
-
$776 USD
View
Retailer 6
-
$808 USD
SGD 1,092 SGD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$1,046 USD
€996 EUR
View
B
Retailer 8
-
$1,058 USD
£833 GBP
View
Most Expensive
B
With Clarity
2554031137 · Nov 1
$1,061 USD
View
8 more retailers have this diamond
Prices start from $576 USDSave up to $485 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
$576 USD