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Marquise|Natural|GIA

0.51ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 2554031137

Certificate GIA 2554031137

Diamond specifications and retailer prices

From $809 CAD
HK$4,500 HKD
As of October 29, 2026
Save $681 CAD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,490 CAD at With Clarity · As of October 29, 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 October 29, 2026, with prices from $809 to $1,490, a $681 spread on the same certified stone. With Clarity lists it at $1,490. 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: Oct 29
Current: $1,469 CAD|Low: $809 CAD|High: $1,514 CAD|Avg: $1,136 CAD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 28, 2026
Retailer 7$809 CAD
Retailer 2$923 CAD
Retailer 5$944 CAD
Retailer 3$955 CAD
Retailer 8$1,090 CAD
Retailer 6$1,135 CAD
Retailer 1$1,469 CAD
Retailer 4$1,487 CAD
With Clarity$1,490 CAD

19 data points across 9 retailers

9 retailers$809 CAD to $1,490 CAD

A
Cheapest Retailer
-
$809 CAD
HK$4,500 HKD
A
Retailer 2
-
$923 CAD
$657 USD
View
A
Retailer 3
-
$944 CAD
SGD 908 SGD
View
A
Retailer 4
-
$955 CAD
$680 USD
View
A
Retailer 5
-
$1,090 CAD
$776 USD
View
B+
Retailer 6
-
$1,135 CAD
SGD 1,092 SGD
View
B+
Retailer 7
-
$1,469 CAD
€996 EUR
View
B
Retailer 8
-
$1,487 CAD
£833 GBP
View
Most Expensive
B
With Clarity
2554031137 · Oct 29
$1,490 CAD
$1,061 USD
View
8 more retailers have this diamond
Prices start from $809 CADSave up to $681 CAD

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
$809 CAD