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Cushion|Natural|GIA

0.51ct H VS2 Cushion Natural Diamond

EX • H/VS2 • GIA 2577309

Certificate GIA 2577309

Diamond specifications and retailer prices

From £385 GBP
SGD 699 SGD
As of October 31, 2026
Save £704 GBP (65%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,089 GBP at Diamond Quarter · As of October 30, 2026
View at Diamond Quarter

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2577309. Listed at 7 retailers as of October 30, 2026, with prices from £385 to £1,089, a £704 spread on the same certified stone. Diamond Quarter lists it at £1,089. 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
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2577309
Dimensions5.25 × 4.21 mm
L/W Ratio1.25
Top View
5.25 mm4.21 mm0.51 ctH / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2577309
Side View
Table 62.0%CrownGirdle: THN - STKPavilionCulet: NDepth 64.9%

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 31
Current: £1,089 GBP|Low: £383 GBP|High: £1,089 GBP|Avg: £591 GBP
Diamond Quarter
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 18, 2026
Retailer 3£385 GBP
Retailer 5£402 GBP
Retailer 6£405 GBP
Retailer 2£533 GBP
Retailer 4£730 GBP
Diamond Quarter£1,089 GBP

5 data points across 6 retailers

7 retailers£385 GBP to £1,089 GBP

Retailer 1
-
£335 GBP
A$692 AUD
Price last confirmed 143 days ago
Retailer 2
-
£359 GBP
A$741 AUD
View
Price last confirmed 65 days ago
A
Retailer 3
-
£385 GBP
SGD 699 SGD
View
Retailer 4
-
£390 GBP
A$806 AUD
View
Price last confirmed 80 days ago
B+
Retailer 5
-
£533 GBP
$715 USD
View
Retailer 6
-
£670 GBP
$899 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Diamond Quarter
0.51VS2H6239756AN · Oct 30
£1,089 GBP
View
6 more retailers have this diamond
Prices start from £385 GBPSave up to £704 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 Cushion
£385 GBP