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Marquise|Natural|GIA

0.51ct I VVS2 Marquise Natural Diamond

EX • I/VVS2 • GIA 5566642616

Certificate GIA 5566642616

Diamond specifications and retailer prices

From £361 GBP
As of November 5, 2026
Save £767 GBP (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,128 GBP at MOH London · As of November 4, 2026
View at MOH London

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 5566642616. Listed at 8 retailers as of November 4, 2026, with prices from £361 to £1,128, a £767 spread on the same certified stone. MOH London lists it at £1,128. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5566642616
Dimensions8.25 × 4.07 × 2.60 mm
L/W Ratio2.03
Top View
8.25 mm4.07 mm0.51 ctI / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5566642616
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.0%

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 5
Current: £1,128 GBP|Low: £361 GBP|High: £1,128 GBP|Avg: £655 GBP|+3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 2£361 GBP
Retailer 6£479 GBP
Retailer 3£559 GBP
Retailer 7£588 GBP
Retailer 5£672 GBP
Retailer 4£714 GBP
MOH London£1,128 GBP

13 data points across 7 retailers

8 retailers£361 GBP to £1,128 GBP

A
Cheapest Retailer
-
£361 GBP
A
Retailer 2
-
£467 GBP
View
A
Retailer 3
-
£479 GBP
View
A
Retailer 4
-
£559 GBP
View
A
Retailer 5
-
£588 GBP
View
B+
Retailer 6
-
£672 GBP
View
B+
Retailer 7
-
£714 GBP
View
Most Expensive
B
MOH London
63534C287 · Nov 4
£1,128 GBP
View
7 more retailers have this diamond
Prices start from £361 GBPSave up to £767 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
£361 GBP