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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 3485708329

Certificate GIA 3485708329

Diamond specifications and retailer prices

From $2,340 AUD
As of November 5, 2026
Save $4,864 AUD (68%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,204 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 3485708329. Listed at 23 retailers as of November 5, 2026, with prices from $2,340 to $7,204, a $4,864 spread on the same certified stone. Diamond Quarter lists it at $7,204. 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

1.00
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 3485708329
Dimensions6.20 × 6.14 × 3.98 mm
L/W Ratio1.01
Top View
6.20 mm6.14 mm1.00 ctE / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 3485708329
Side View
Table 56.0%Crown 38.5°Girdle: ThickPavilion 39.8°Culet: NoneDepth 64.9%

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: $3,157 AUD|Low: $2,286 AUD|High: $7,037 AUD|Avg: $3,304 AUD|-13.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 20$2,340 AUD
Retailer 9$2,421 AUD
Retailer 4$2,523 AUD
Retailer 11$2,534 AUD
Retailer 17$2,577 AUD
Retailer 13$2,598 AUD
Retailer 14$2,748 AUD
Retailer 10$2,766 AUD
Retailer 2$2,791 AUD
Retailer 12$2,850 AUD
Retailer 18$2,871 AUD
Retailer 8$2,920 AUD
Retailer 6$3,057 AUD
Retailer 7$3,057 AUD
Retailer 1$3,157 AUD
Retailer 19$3,221 AUD
Retailer 15$3,328 AUD
Retailer 21$3,760 AUD
Retailer 16$3,920 AUD
Retailer 5$5,300 AUD
Retailer 3$6,441 AUD

22 data points across 21 retailers

23 retailers$2,340 AUD to $7,204 AUD

A
Cheapest Retailer
-
$2,340 AUD
A
Retailer 2
-
$2,421 AUD
View
A
Retailer 3
-
$2,523 AUD
View
A
Retailer 4
-
$2,534 AUD
View
A
Retailer 5
-
$2,577 AUD
View
Final sale: no returns
A
Retailer 6
-
$2,598 AUD
View
Retailer 7
-
$2,748 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,766 AUD
View
A
Retailer 9
-
$2,791 AUD
View
A
Retailer 10
-
$2,850 AUD
View
A
Retailer 11
-
$2,871 AUD
View
A
Retailer 12
-
$2,920 AUD
View
A
Retailer 13
-
$3,057 AUD
View
A
Retailer 14
-
$3,057 AUD
View
A
Retailer 15
-
$3,157 AUD
View
A
Retailer 16
-
$3,221 AUD
View
A
Retailer 17
-
$3,328 AUD
View
A
Retailer 18
-
$3,760 AUD
View
B+
Retailer 19
-
$3,920 AUD
View
Retailer 20
-
$4,203 AUD
View
Price last confirmed 30 days ago
B
Retailer 21
-
$5,300 AUD
View
B
Retailer 22
-
$6,441 AUD
View
Most Expensive
B
Diamond Quarter
1.0SI1E34298C9AN · Nov 5
$7,204 AUD
£3,971 GBP
View
22 more retailers have this diamond
Prices start from $2,340 AUDSave up to $4,864 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
1.00ct Round
$2,340 AUD