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Round|Natural|GIA

1.30ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 7522875986

Certificate GIA 7522875986

Diamond specifications and retailer prices

From £2,337 GBP
As of November 6, 2026
Save £2,726 GBP (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,063 GBP at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7522875986. Listed at 15 retailers as of November 5, 2026, with prices from £2,337 to £5,063, a £2,726 spread on the same certified stone. NZ Jewellers lists it at £5,063. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7522875986
Dimensions6.96 × 6.91 × 4.33 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Feather, Cloud, Crystal, Needle
Top View
6.96 mm6.91 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7522875986
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.7%

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 6
Current: £5,063 GBP|Low: £2,025 GBP|High: £5,063 GBP|Avg: £3,201 GBP
NZ Jewellers
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£2,337 GBP
Retailer 6£2,430 GBP
Retailer 9£2,632 GBP
Retailer 11£2,632 GBP
Retailer 7£2,734 GBP
Retailer 2£2,907 GBP
Retailer 10£3,037 GBP
Retailer 4£3,263 GBP
Retailer 3£3,290 GBP
Retailer 5£4,859 GBP
NZ Jewellers£5,063 GBP

42 data points across 11 retailers

15 retailers£2,337 GBP to £5,063 GBP

A
Cheapest Retailer
-
£2,337 GBP
A
Retailer 2
-
£2,430 GBP
View
Final sale: no returns
Retailer 3
-
£2,473 GBP
View
Price last confirmed 19 days ago
Retailer 4
-
£2,632 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£2,632 GBP
View
B+
Retailer 6
-
£2,734 GBP
View
B+
Retailer 7
-
£2,907 GBP
View
B+
Retailer 8
-
£2,979 GBP
View
B+
Retailer 9
-
£2,979 GBP
View
B+
Retailer 10
-
£3,037 GBP
View
B+
Retailer 11
-
£3,076 GBP
View
B+
Retailer 12
-
£3,263 GBP
View
Retailer 13
-
£3,290 GBP
View
Price last confirmed 14 days ago
B
Retailer 14
-
£4,859 GBP
View
Most Expensive
B
NZ Jewellers
5f6ede7b-ec75-4405-9930-e734e4b15259 · Nov 5
£5,063 GBP
$6,814 USD
View
14 more retailers have this diamond
Prices start from £2,337 GBPSave up to £2,726 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
£2,337 GBP