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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6512980115

Certificate GIA 6512980115

Diamond specifications and retailer prices

From £2,011 GBP
As of November 5, 2026
Save £2,308 GBP (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,320 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6512980115. Listed at 21 retailers as of November 5, 2026, with prices from £2,011 to £4,320, a £2,308 spread on the same certified stone. NZ Jewellers lists it at £4,320. 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

1.02
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6512980115
Dimensions6.52 × 6.47 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather, Needle
Top View
6.52 mm6.47 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512980115
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.4%

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: £2,372 GBP|Low: £2,036 GBP|High: £4,196 GBP|Avg: £2,902 GBP|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£2,036 GBP
Retailer 10£2,073 GBP
Retailer 1£2,372 GBP
Retailer 3£2,534 GBP
Retailer 2£2,649 GBP
Retailer 4£2,887 GBP
Retailer 5£2,887 GBP
Retailer 6£3,026 GBP
Retailer 9£4,034 GBP
Retailer 7£4,135 GBP

31 data points across 10 retailers

21 retailers£2,011 GBP to £4,320 GBP

A
Cheapest Retailer
-
£2,011 GBP
A
Retailer 2
-
£2,014 GBP
View
A
Retailer 3
-
£2,036 GBP
View
A
Retailer 4
-
£2,073 GBP
View
Final sale: no returns
Retailer 5
-
£2,246 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£2,246 GBP
View
B+
Retailer 7
-
£2,264 GBP
View
B+
Retailer 8
-
£2,332 GBP
View
B+
Retailer 9
-
£2,372 GBP
View
B+
Retailer 10
-
£2,534 GBP
View
B+
Retailer 11
-
£2,547 GBP
View
B+
Retailer 12
-
£2,592 GBP
View
Retailer 13
-
£2,649 GBP
View
Price last confirmed 30 days ago
B
Retailer 14
-
£2,742 GBP
View
Retailer 15
-
£2,876 GBP
View
Price last confirmed 14 days ago
B+
Retailer 16
-
£2,887 GBP
View
B+
Retailer 17
-
£2,887 GBP
View
B+
Retailer 18
-
£3,026 GBP
View
Retailer 19
-
£4,034 GBP
View
Price last confirmed 9 days ago
B
Retailer 20
-
£4,135 GBP
View
Most Expensive
B
NZ Jewellers
a563666c-9537-4041-8601-ae42838307d9 · Nov 5
£4,320 GBP
$5,814 USD
View
20 more retailers have this diamond
Prices start from £2,011 GBPSave up to £2,308 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
1.02ct Round
£2,011 GBP