Round|Natural|GIA

0.51ct K VS2 Round Natural Diamond

EX • K/VS2 • GIA 5453877062

Certificate GIA 5453877062

Diamond specifications and retailer prices

From £316 GBP
As of November 4, 2026
Save £490 GBP (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,355 GBP at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5453877062. Listed at 20 retailers as of November 4, 2026, with a 155% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
K
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5453877062
Dimensions5.12 × 5.09 × 3.16 mm
L/W Ratio1.01
Top View
5.12 mm5.09 mm0.51 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5453877062
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 4
Current: £1,341 GBP|Low: £316 GBP|High: £1,355 GBP|Avg: £530 GBP|-1.0%
NZ Jewellers
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 6, 2026
Retailer 12£316 GBP
Retailer 6£350 GBP
Retailer 9£371 GBP
Retailer 13£377 GBP
Retailer 14£377 GBP
Retailer 7£429 GBP
Retailer 2£438 GBP
Retailer 8£443 GBP
Retailer 5£447 GBP
Retailer 3£465 GBP
Retailer 4£502 GBP
Retailer 10£542 GBP
Retailer 11£806 GBP
NZ Jewellers£1,341 GBP

37 data points across 14 retailers

20 retailers£316 GBP to £806 GBP

A
Cheapest Retailer
-
£316 GBP
Retailer 2
-
£350 GBP
View
Price last confirmed 9 days ago
Retailer 3
-
£354 GBP
View
Price last confirmed 60 days ago
Retailer 4
-
£354 GBP
View
Price last confirmed 43 days ago
Retailer 5
-
£368 GBP
View
Price last confirmed 61 days ago
A
Retailer 6
-
£371 GBP
View
Retailer 7
-
£377 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£377 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
£408 GBP
View
Price last confirmed 45 days ago
Retailer 10
-
£408 GBP
View
Price last confirmed 60 days ago
B+
Retailer 11
-
£429 GBP
View
A
Retailer 12
-
£438 GBP
View
B+
Retailer 13
-
£443 GBP
View
B+
Retailer 14
-
£447 GBP
View
B+
Retailer 15
-
£465 GBP
View
B+
Retailer 16
-
£502 GBP
View
B+
Retailer 17
-
£542 GBP
View
B
Retailer 18
-
£806 GBP
View
Retailer 19
-
£1,341 GBP
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
8f7d5070-ed7a-4910-9934-3b0f3db3f639 · Sep 24
£1,355 GBP
$1,824 USD
View
Price last confirmed 42 days ago
19 more retailers have this diamond
Prices start from £316 GBPSave up to £490 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 Round
£316 GBP