Round|Natural|GIA

0.63ct I I1 Round Natural Diamond

EX • I/I1 • GIA 6452257717

Certificate GIA 6452257717

Diamond specifications and retailer prices

From £504 GBP
$675 USD
As of October 29, 2026
Save £1,077 GBP (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,581 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.63ct natural round diamond

This 0.63ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6452257717. Listed at 5 retailers as of October 27, 2026, with prices from £504 to £1,581, a £1,077 spread on the same certified stone. NZ Jewellers lists it at £1,581. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.63
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6452257717
Dimensions5.49 × 5.48 × 3.41 mm
L/W Ratio1.00
Top View
5.49 mm5.48 mm0.63 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6452257717
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,581 GBP|Low: £398 GBP|High: £1,581 GBP|Avg: £702 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8£398 GBP
Retailer 5£504 GBP
Retailer 3£523 GBP
Retailer 4£581 GBP
Retailer 6£590 GBP
Retailer 9£653 GBP
Retailer 2£717 GBP
Retailer 7£734 GBP
NZ Jewellers£1,581 GBP

18 data points across 9 retailers

5 retailers£504 GBP to £1,581 GBP

B+
Cheapest Retailer
-
£504 GBP
$675 USD
B+
Retailer 2
-
£523 GBP
$701 USD
View
B+
Retailer 3
-
£581 GBP
$779 USD
View
B+
Retailer 4
-
£717 GBP
€915 EUR
View
Most Expensive
C
NZ Jewellers
5f3dd18a-c145-4ce4-b276-e286ea1f7e40 · Oct 27
£1,581 GBP
$2,118 USD
View
4 more retailers have this diamond
Prices start from £504 GBPSave up to £1,077 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.

B+
0.63ct Round
£504 GBP