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Marquise|Natural|GIA

0.51ct I VVS2 Marquise Natural Diamond

EX • I/VVS2 • GIA 6555557634

Certificate GIA 6555557634

Diamond specifications and retailer prices

From £490 GBP
As of November 4, 2026
Save £292 GBP (37%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £781 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555557634. Listed at 4 retailers as of November 4, 2026, with prices from £490 to £781, a £292 spread on the same certified stone. GemTrove lists it at £781. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555557634
Dimensions7.83 × 4.11 × 2.66 mm
L/W Ratio1.91
Culet sizeNone
Key to symbols
Needle, Pinpoint, Cloud, Surface Graining
Top View
7.83 mm4.11 mm0.51 ctI / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555557634
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.6%

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 4
Current: £781 GBP|Low: £426 GBP|High: £781 GBP|Avg: £607 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4£490 GBP
Retailer 5£554 GBP
Retailer 3£589 GBP
Retailer 2£632 GBP
GemTrove£781 GBP

30 data points across 5 retailers

4 retailers£490 GBP to £781 GBP

A
Cheapest Retailer
-
£490 GBP
Final sale: no returns
A
Retailer 2
-
£589 GBP
View
B+
Retailer 3
-
£632 GBP
View
Most Expensive
B+
GemTrove
GT-N-01271901-98 · Nov 6
£781 GBP
A$1,618 AUD
View
3 more retailers have this diamond
Prices start from £490 GBPSave up to £292 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
£490 GBP