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Round|Natural|GIA

1.30ct H IF Round Natural Diamond

EX • H/IF • GIA 1246029554

Certificate GIA 1246029554

Diamond specifications and retailer prices

From £4,455 GBP
As of November 5, 2026
Save £3,192 GBP (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £7,647 GBP at MOH London · As of November 4, 2026
View at MOH London

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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1246029554. Listed at 13 retailers as of November 4, 2026, with prices from £4,455 to £7,647, a £3,192 spread on the same certified stone. MOH London lists it at £7,647. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1246029554
Dimensions6.89 × 6.94 × 4.34 mm
L/W Ratio1.01
Top View
6.89 mm6.94 mm1.30 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246029554
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 41.4°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 5
Current: £7,647 GBP|Low: £3,653 GBP|High: £8,741 GBP|Avg: £5,456 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8£3,653 GBP
Retailer 10£4,272 GBP
Retailer 9£4,374 GBP
Retailer 5£4,845 GBP
Retailer 3£5,006 GBP
Retailer 6£5,078 GBP
Retailer 7£5,124 GBP
Retailer 4£5,151 GBP
Retailer 2£5,999 GBP
MOH London£7,647 GBP
Retailer 11£8,669 GBP

35 data points across 11 retailers

13 retailers£4,455 GBP to £7,647 GBP

Retailer 1
-
£3,653 GBP
Price last confirmed 9 days ago
Retailer 2
-
£4,272 GBP
View
Price last confirmed 22 days ago
Retailer 3
-
£4,374 GBP
View
Price last confirmed 7 days ago
A
Retailer 4
-
£4,455 GBP
View
B+
Retailer 5
-
£4,845 GBP
View
B+
Retailer 6
-
£5,006 GBP
View
B+
Retailer 7
-
£5,078 GBP
View
Final sale: no returns
Retailer 8
-
£5,124 GBP
View
Price last confirmed 10 days ago
B+
Retailer 9
-
£5,151 GBP
View
Retailer 10
-
£5,183 GBP
View
Price last confirmed 36 days ago
Retailer 11
-
£5,263 GBP
View
Price last confirmed 38 days ago
B
Retailer 12
-
£5,999 GBP
View
Most Expensive
B
MOH London
1130B8DE4 · Nov 4
£7,647 GBP
View
12 more retailers have this diamond
Prices start from £4,455 GBPSave up to £3,192 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
1.30ct Round
£4,455 GBP