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Round|Natural|GIA

0.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1523434061

Certificate GIA 1523434061

Diamond specifications and retailer prices

From £265 GBP
As of November 6, 2026
Save £1,135 GBP (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,400 GBP at NZ Jewellers · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1523434061. Listed at 17 retailers as of November 4, 2026, with prices from £265 to £1,400, a £1,135 spread on the same certified stone. NZ Jewellers lists it at £1,400. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1523434061
Dimensions5.14 × 5.11 × 3.16 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Pinpoint
Top View
5.14 mm5.11 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1523434061
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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 6
Current: £1,400 GBP|Low: £253 GBP|High: £1,400 GBP|Avg: £472 GBP
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2£265 GBP
Retailer 8£366 GBP
Retailer 16£368 GBP
Retailer 4£369 GBP
Retailer 9£371 GBP
Retailer 11£380 GBP
Retailer 6£393 GBP
Retailer 5£421 GBP
Retailer 12£450 GBP
Retailer 10£458 GBP
Retailer 7£462 GBP
Retailer 13£462 GBP
Retailer 14£492 GBP
Retailer 3£516 GBP
Retailer 15£566 GBP
Retailer 17£843 GBP
NZ Jewellers£1,400 GBP

23 data points across 17 retailers

17 retailers£265 GBP to £1,400 GBP

A
Cheapest Retailer
-
£265 GBP
A
Retailer 2
-
£366 GBP
View
A
Retailer 3
-
£368 GBP
View
A
Retailer 4
-
£369 GBP
View
Retailer 5
-
£371 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£380 GBP
View
A
Retailer 7
-
£393 GBP
View
A
Retailer 8
-
£421 GBP
View
B+
Retailer 9
-
£450 GBP
View
B+
Retailer 10
-
£458 GBP
View
B+
Retailer 11
-
£462 GBP
View
B+
Retailer 12
-
£462 GBP
View
B+
Retailer 13
-
£492 GBP
View
B+
Retailer 14
-
£516 GBP
View
B+
Retailer 15
-
£566 GBP
View
B
Retailer 16
-
£843 GBP
View
Most Expensive
B
NZ Jewellers
0b7382c8-6fb1-4e93-a9ed-8b7988c497b4 · Nov 4
£1,400 GBP
$1,884 USD
View
16 more retailers have this diamond
Prices start from £265 GBPSave up to £1,135 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
£265 GBP