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Round|Natural|GIA

1.02ct E SI2 Round Natural Diamond

VG • E/SI2 • GIA 2235328145

Certificate GIA 2235328145

Diamond specifications and retailer prices

From $4,371 AUD
As of November 4, 2026
Save $7,097 AUD (62%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,468 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2235328145. Listed at 21 retailers as of November 4, 2026, with prices from $4,371 to $11,468, a $7,097 spread on the same certified stone. Diamond Quarter lists it at $11,468. 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

1.02
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2235328145
Dimensions6.40 × 6.45 × 3.96 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
6.40 mm6.45 mm1.02 ctE / SI2
OriginNatural
CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235328145
Side View
Table 59.0%Crown 33.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,694 AUD|Low: $3,943 AUD|High: $9,855 AUD|Avg: $6,039 AUD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 10$4,371 AUD
Retailer 8$4,731 AUD
Retailer 11$4,868 AUD
Retailer 2$5,124 AUD
Retailer 4$5,124 AUD
Retailer 9$5,321 AUD
Retailer 12$5,574 AUD
Retailer 1$5,694 AUD
Retailer 13$5,913 AUD
Retailer 6$6,210 AUD
Retailer 5$6,404 AUD
Retailer 7$9,458 AUD
Retailer 3$9,855 AUD

42 data points across 13 retailers

21 retailers$4,371 AUD to $11,468 AUD

B+
Cheapest Retailer
-
$4,371 AUD
B+
Retailer 2
-
$4,420 AUD
View
B+
Retailer 3
-
$4,548 AUD
View
B+
Retailer 4
-
$4,704 AUD
View
B+
Retailer 5
-
$4,731 AUD
View
Final sale: no returns
B+
Retailer 6
-
$4,868 AUD
View
B+
Retailer 7
-
$5,124 AUD
View
Retailer 8
-
$5,124 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$5,321 AUD
View
B
Retailer 10
-
$5,574 AUD
View
B
Retailer 11
-
$5,694 AUD
View
B
Retailer 12
-
$5,800 AUD
View
B
Retailer 13
-
$5,800 AUD
View
B
Retailer 14
-
$5,854 AUD
View
B
Retailer 15
-
$5,913 AUD
View
B
Retailer 16
-
$5,985 AUD
View
B+
Retailer 17
-
$6,210 AUD
View
Retailer 18
-
$6,404 AUD
View
Price last confirmed 14 days ago
B
Retailer 19
-
$9,458 AUD
View
B
Retailer 20
-
$9,855 AUD
View
Most Expensive
C
Diamond Quarter
1.02SI2E22453956N · Nov 5
$11,468 AUD
£6,321 GBP
View
20 more retailers have this diamond
Prices start from $4,371 AUDSave up to $7,097 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.

B+
1.02ct Round
$4,371 AUD