Round|Natural|GIA

0.45ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 2457633169

Certificate GIA 2457633169

Diamond specifications and retailer prices

From £215 GBP
As of November 6, 2026
Save £464 GBP (68%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,319 GBP at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2457633169. Listed at 18 retailers as of November 4, 2026, with a 216% 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

0.45
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2457633169
Dimensions4.90 × 4.89 × 3.07 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
4.90 mm4.89 mm0.45 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2457633169
Side View
Table 55.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: £1,319 GBP|Low: £215 GBP|High: £1,319 GBP|Avg: £475 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
Retailer 18
November 6, 2026
Retailer 2£215 GBP
Retailer 5£256 GBP
Retailer 11£317 GBP
Retailer 18£329 GBP
Retailer 9£344 GBP
Retailer 6£353 GBP
Retailer 3£366 GBP
Retailer 8£371 GBP
Retailer 14£378 GBP
Retailer 13£386 GBP
Retailer 16£391 GBP
Retailer 7£397 GBP
Retailer 4£453 GBP
Retailer 15£458 GBP
Retailer 10£477 GBP
Retailer 12£488 GBP
Retailer 17£678 GBP
NZ Jewellers£1,319 GBP

29 data points across 18 retailers

18 retailers£215 GBP to £678 GBP

A
Cheapest Retailer
-
£215 GBP
A
Retailer 2
-
£256 GBP
View
A
Retailer 3
-
£317 GBP
View
A
Retailer 4
-
£329 GBP
View
Retailer 5
-
£344 GBP
View
Price last confirmed 29 days ago
Retailer 6
-
£353 GBP
View
Price last confirmed 26 days ago
B+
Retailer 7
-
£366 GBP
View
Retailer 8
-
£371 GBP
View
Price last confirmed 26 days ago
A
Retailer 9
-
£378 GBP
View
B+
Retailer 10
-
£386 GBP
View
Retailer 11
-
£389 GBP
View
Price last confirmed 38 days ago
A
Retailer 12
-
£391 GBP
View
Retailer 13
-
£397 GBP
View
Price last confirmed 28 days ago
B+
Retailer 14
-
£453 GBP
View
B+
Retailer 15
-
£458 GBP
View
B+
Retailer 16
-
£488 GBP
View
B
Retailer 17
-
£678 GBP
View
Most Expensive
NZ Jewellers
c08155a6-2465-4832-a2d4-06990a48a387 · Oct 3
£1,319 GBP
$1,775 USD
View
Price under review
17 more retailers have this diamond
Prices start from £215 GBPSave up to £464 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
0.45ct Round
£215 GBP