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Round|Natural|GIA

1.63ct J IF Round Natural Diamond

EX • J/IF • GIA 6552504879

Certificate GIA 6552504879

Diamond specifications and retailer prices

From £3,965 GBP
HK$41,500 HKD
As of November 1, 2026
Save £5,056 GBP (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £9,021 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6552504879. Listed at 19 retailers as of October 30, 2026, with prices from £3,965 to £9,021, a £5,056 spread on the same certified stone. NZ Jewellers lists it at £9,021. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552504879
Dimensions7.47 × 7.50 × 4.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
7.47 mm7.50 mm1.63 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552504879
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

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 1
Current: £5,867 GBP|Low: £3,926 GBP|High: £7,607 GBP|Avg: £5,377 GBP|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6£3,965 GBP
Retailer 9£4,694 GBP
Retailer 11£4,978 GBP
Retailer 3£4,979 GBP
Retailer 4£4,983 GBP
Retailer 10£4,990 GBP
Retailer 8£5,235 GBP
Retailer 2£5,397 GBP
Retailer 1£5,867 GBP
Retailer 5£6,627 GBP
Retailer 7£7,557 GBP

42 data points across 11 retailers

19 retailers£3,965 GBP to £9,021 GBP

A
Cheapest Retailer
-
£3,965 GBP
HK$41,500 HKD
Retailer 2
-
£4,522 GBP
SGD 8,188 SGD
View
Price last confirmed 17 days ago
A
Retailer 3
-
£4,694 GBP
$6,290 USD
View
A
Retailer 4
-
£4,703 GBP
$6,302 USD
View
B+
Retailer 5
-
£4,978 GBP
$6,670 USD
View
Final sale: no returns
B+
Retailer 6
-
£4,979 GBP
$6,671 USD
View
A
Retailer 7
-
£4,983 GBP
View
A
Retailer 8
-
£4,990 GBP
SGD 9,036 SGD
View
Retailer 9
-
£5,235 GBP
A$10,791 AUD
View
Price last confirmed 10 days ago
Retailer 10
-
£5,397 GBP
View
Price last confirmed 32 days ago
B+
Retailer 11
-
£5,451 GBP
$7,303 USD
View
B+
Retailer 12
-
£5,477 GBP
$7,338 USD
View
B+
Retailer 13
-
£5,516 GBP
$7,391 USD
View
B+
Retailer 14
-
£5,867 GBP
€7,487 EUR
View
B+
Retailer 15
-
£6,223 GBP
$8,338 USD
View
B
Retailer 16
-
£6,627 GBP
ZAR 143,441 ZAR
View
B
Retailer 17
-
£7,557 GBP
View
B
Retailer 18
-
£7,684 GBP
$10,296 USD
View
Most Expensive
B
NZ Jewellers
eab501ba-38a8-43fb-bf5d-e8c00a172dff · Oct 30
£9,021 GBP
$12,087 USD
View
18 more retailers have this diamond
Prices start from £3,965 GBPSave up to £5,056 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
1.63ct Round
£3,965 GBP