Marquise|Natural|GIA

0.51ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 7561451574

Certificate GIA 7561451574

Diamond specifications and retailer prices

From £545 GBP
As of November 5, 2026
14 retailers carry this diamond
Most expensive: £1,139 GBP at Flawless Fine Jewelry · As of October 29, 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 7561451574. Listed at 14 retailers as of November 5, 2026. 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
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.59°
Pavilion angle41.33°
OriginNatural
Grading LabGIA
CertificateGIA 7561451574
Dimensions7.99 × 4.21 × 2.67 mm
L/W Ratio1.90
Culet sizeNone
Top View
7.99 mm4.21 mm0.51 ctH / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7561451574
Side View
Table 58.0%Crown 35.59°Girdle: MED-VTKPavilion 41.33°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £1,139 GBP|Low: £516 GBP|High: £1,139 GBP|Avg: £711 GBP
Flawless Fine Jewelry
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
November 5, 2026
Retailer 12£516 GBP
Retailer 2£545 GBP
Retailer 14£554 GBP
Retailer 10£557 GBP
Retailer 13£569 GBP
Retailer 3£583 GBP
Retailer 7£622 GBP
Retailer 5£722 GBP
Retailer 9£747 GBP
Retailer 11£778 GBP
Retailer 8£816 GBP
Retailer 4£829 GBP
Retailer 6£868 GBP
Flawless Fine Jewelry£1,139 GBP

19 data points across 14 retailers

14 retailers

Retailer 1
-
£516 GBP
Price last confirmed 7 days ago
A
Retailer 2
-
£545 GBP
View
Retailer 3
-
£554 GBP
View
Price last confirmed 8 days ago
Retailer 4
-
£557 GBP
View
Price last confirmed 16 days ago
Retailer 5
-
£569 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
£583 GBP
View
Price last confirmed 7 days ago
Retailer 7
-
£622 GBP
View
Price last confirmed 7 days ago
Retailer 8
-
£722 GBP
View
Price last confirmed 9 days ago
Retailer 9
-
£747 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
£778 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
£816 GBP
View
Price last confirmed 8 days ago
Retailer 12
-
£829 GBP
View
Price last confirmed 10 days ago
Retailer 13
-
£868 GBP
View
Price last confirmed 7 days ago
Most Expensive
Flawless Fine Jewelry
77B9CA11D · Oct 29
£1,139 GBP
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from £545 GBP

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
£545 GBP