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Round|Natural|GIA

1.30ct H I1 Round Natural Diamond

VG • H/I1 • GIA 1433024610

Certificate GIA 1433024610

Diamond specifications and retailer prices

From £1,714 GBP
₹218,744 INR
As of October 31, 2026
Save £2,375 GBP (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,089 GBP at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 1433024610. Listed at 9 retailers as of October 30, 2026, with prices from £1,714 to £4,089, a £2,375 spread on the same certified stone. NZ Jewellers lists it at £4,089. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.30
Carat
H
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 1433024610
Dimensions6.86 × 6.81 × 4.39 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle, Natural, Extra Facet
Top View
6.86 mm6.81 mm1.30 ctH / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1433024610
Side View
Table 56.0%Crown 38°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 64.3%

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: Oct 31
Current: £4,089 GBP|Low: £1,710 GBP|High: £4,266 GBP|Avg: £2,544 GBP|-4.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2£1,714 GBP
Retailer 3£1,729 GBP
Retailer 6£2,076 GBP
Retailer 5£2,347 GBP
Retailer 7£2,347 GBP
Retailer 9£2,438 GBP
Retailer 8£2,708 GBP
Retailer 4£2,755 GBP
NZ Jewellers£4,089 GBP

45 data points across 9 retailers

9 retailers£1,714 GBP to £4,089 GBP

A
Cheapest Retailer
-
£1,714 GBP
₹218,744 INR
B+
Retailer 2
-
£1,729 GBP
HK$18,100 HKD
View
B+
Retailer 3
-
£2,076 GBP
$2,781 USD
View
B
Retailer 4
-
£2,347 GBP
$3,145 USD
View
B
Retailer 5
-
£2,347 GBP
$3,145 USD
View
B
Retailer 6
-
£2,438 GBP
$3,266 USD
View
B
Retailer 7
-
£2,708 GBP
$3,629 USD
View
B
Retailer 8
-
£2,755 GBP
€3,516 EUR
View
Most Expensive
C
NZ Jewellers
27512147-c881-44cb-b852-3985b3b1b0b2 · Oct 30
£4,089 GBP
$5,479 USD
View
8 more retailers have this diamond
Prices start from £1,714 GBPSave up to £2,375 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
£1,714 GBP