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Round|Natural|GIA

1.30ct J IF Round Natural Diamond

EX • J/IF • GIA 5556807776

Certificate GIA 5556807776

Diamond specifications and retailer prices

From £3,859 GBP
As of November 4, 2026
Save £2,581 GBP (40%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £7,524 GBP at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5556807776. Listed at 11 retailers as of November 4, 2026, with a 67% 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

1.30
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5556807776
Dimensions7.04 × 7.02 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
7.04 mm7.02 mm1.30 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556807776
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.4%

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: Nov 4
Current: £3,904 GBP|Low: £3,117 GBP|High: £6,707 GBP|Avg: £4,364 GBP|-4.3%
Retailer 1
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 10£3,117 GBP
Retailer 4£3,171 GBP
Retailer 8£3,718 GBP
Retailer 5£3,721 GBP
Retailer 15£3,859 GBP
Retailer 7£3,862 GBP
Retailer 1£3,904 GBP
Retailer 9£3,926 GBP
Retailer 17£4,045 GBP
Retailer 12£4,246 GBP
Retailer 2£4,498 GBP
Retailer 18£4,498 GBP
Retailer 16£4,537 GBP
Retailer 14£4,744 GBP
Retailer 11£4,761 GBP
Retailer 6£4,841 GBP
Retailer 13£6,439 GBP
Retailer 3£6,536 GBP

23 data points across 18 retailers

11 retailers£3,859 GBP to £6,439 GBP

B+
Cheapest Retailer
-
£3,859 GBP
B+
Retailer 2
-
£3,904 GBP
View
B+
Retailer 3
-
£4,045 GBP
View
Final sale: no returns
B+
Retailer 4
-
£4,246 GBP
View
Retailer 5
-
£4,498 GBP
View
Price last confirmed 29 days ago
B+
Retailer 6
-
£4,537 GBP
View
B+
Retailer 7
-
£4,744 GBP
View
B+
Retailer 8
-
£4,761 GBP
View
Retailer 9
-
£5,191 GBP
View
Price last confirmed 38 days ago
B
Retailer 10
-
£6,439 GBP
View
Most Expensive
NZ Jewellers
c0db018f-20f1-4086-9822-87d0cd8dd29a · Sep 28
£7,524 GBP
$10,071 USD
View
Price last confirmed 39 days ago
10 more retailers have this diamond
Prices start from £3,859 GBPSave up to £2,581 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+
1.30ct Round
£3,859 GBP