CaratHunter
Plans
Round|Natural|GIA

0.45ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2567072308

Certificate GIA 2567072308

Diamond specifications and retailer prices

From £198 GBP
As of November 6, 2026
Save £863 GBP (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,060 GBP at NZ Jewellers · As of November 4, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567072308. Listed at 16 retailers as of November 4, 2026, with prices from £198 to £1,060, a £863 spread on the same certified stone. NZ Jewellers lists it at £1,060. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.45
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2567072308
Dimensions4.86 × 4.90 × 3.03 mm
L/W Ratio1.01
Top View
4.86 mm4.90 mm0.45 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567072308
Side View
Table 56.0%Crown 35°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 6
Current: £1,060 GBP|Low: £198 GBP|High: £1,104 GBP|Avg: £419 GBP|-4.0%
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
Retailer 15
November 6, 2026
Retailer 2£198 GBP
Retailer 5£238 GBP
Retailer 4£276 GBP
Retailer 6£299 GBP
Retailer 7£305 GBP
Retailer 15£308 GBP
Retailer 8£354 GBP
Retailer 14£372 GBP
Retailer 3£374 GBP
Retailer 11£374 GBP
Retailer 9£431 GBP
Retailer 12£438 GBP
Retailer 13£504 GBP
Retailer 10£637 GBP
NZ Jewellers£1,060 GBP

26 data points across 15 retailers

16 retailers£198 GBP to £1,060 GBP

A
Cheapest Retailer
-
£198 GBP
A
Retailer 2
-
£238 GBP
View
A
Retailer 3
-
£276 GBP
View
Retailer 4
-
£299 GBP
View
Price last confirmed 11 days ago
Retailer 5
-
£305 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£308 GBP
View
B+
Retailer 7
-
£354 GBP
View
B+
Retailer 8
-
£372 GBP
View
B+
Retailer 9
-
£374 GBP
View
B+
Retailer 10
-
£374 GBP
View
B+
Retailer 11
-
£431 GBP
View
B+
Retailer 12
-
£438 GBP
View
Retailer 13
-
£471 GBP
View
Price last confirmed 33 days ago
B+
Retailer 14
-
£504 GBP
View
B
Retailer 15
-
£637 GBP
View
Most Expensive
B
NZ Jewellers
08484d79-e08d-43e6-a004-fec55025807f · Nov 4
£1,060 GBP
$1,427 USD
View
15 more retailers have this diamond
Prices start from £198 GBPSave up to £863 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
£198 GBP