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Round|Natural|GIA

1.02ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1567638804

Certificate GIA 1567638804

Diamond specifications and retailer prices

From $2,651 AUD
As of November 6, 2026
Save $2,376 AUD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,027 AUD at With Clarity · As of November 4, 2026
View at With Clarity

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1567638804. Listed at 6 retailers as of November 4, 2026, with prices from $2,651 to $5,027, a $2,376 spread on the same certified stone. With Clarity lists it at $5,027. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1567638804
Dimensions6.49 × 6.51 × 3.92 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.49 mm6.51 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567638804
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 40.8°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 6
Current: $3,657 AUD|Low: $2,651 AUD|High: $5,123 AUD|Avg: $3,620 AUD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
November 6, 2026
Retailer 2$2,651 AUD
Retailer 4$2,881 AUD
Retailer 5$3,270 AUD
Retailer 1$3,657 AUD
Retailer 3$3,678 AUD
With Clarity$5,027 AUD

10 data points across 6 retailers

6 retailers$2,651 AUD to $5,027 AUD

A
Cheapest Retailer
-
$2,651 AUD
A
Retailer 2
-
$2,881 AUD
View
A
Retailer 3
-
$3,270 AUD
View
B+
Retailer 4
-
$3,657 AUD
View
B+
Retailer 5
-
$3,678 AUD
View
Most Expensive
B
With Clarity
1567638804 · Nov 4
$5,027 AUD
$3,519 USD
View
5 more retailers have this diamond
Prices start from $2,651 AUDSave up to $2,376 AUD

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
$2,651 AUD