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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 $2,707 USD
As of November 5, 2026
Save $3,107 USD (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,814 USD 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 $2,707 to $5,814, a $3,107 spread on the same certified stone. NZ Jewellers lists it at $5,814. 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
Color
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: $3,193 USD|Low: $2,740 USD|High: $5,647 USD|Avg: $3,907 USD|-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$2,740 USD
Retailer 10$2,790 USD
Retailer 1$3,193 USD
Retailer 3$3,411 USD
Retailer 2$3,565 USD
Retailer 4$3,885 USD
Retailer 5$3,886 USD
Retailer 6$4,073 USD
Retailer 9$5,429 USD
Retailer 7$5,566 USD

31 data points across 10 retailers

21 retailers$2,707 USD to $5,814 USD

A
Cheapest Retailer
-
$2,707 USD
A
Retailer 2
-
$2,710 USD
View
A
Retailer 3
-
$2,740 USD
View
A
Retailer 4
-
$2,790 USD
View
Final sale: no returns
Retailer 5
-
$3,023 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,023 USD
View
B+
Retailer 7
-
$3,047 USD
View
B+
Retailer 8
-
$3,139 USD
View
B+
Retailer 9
-
$3,193 USD
View
B+
Retailer 10
-
$3,411 USD
View
B+
Retailer 11
-
$3,428 USD
View
B+
Retailer 12
-
$3,488 USD
View
Retailer 13
-
$3,565 USD
View
Price last confirmed 30 days ago
B
Retailer 14
-
$3,690 USD
View
Retailer 15
-
$3,871 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
$3,885 USD
View
B+
Retailer 17
-
$3,886 USD
View
B+
Retailer 18
-
$4,073 USD
View
Retailer 19
-
$5,429 USD
View
Price last confirmed 9 days ago
B
Retailer 20
-
$5,566 USD
View
Most Expensive
B
NZ Jewellers
a563666c-9537-4041-8601-ae42838307d9 · Nov 5
$5,814 USD
View
20 more retailers have this diamond
Prices start from $2,707 USDSave up to $3,107 USD

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
$2,707 USD