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Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 2557549221

Certificate GIA 2557549221

Diamond specifications and retailer prices

From $3,134 AUD
HK$17,200 HKD
As of October 30, 2026
Save $5,348 AUD (63%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,482 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2557549221. Listed at 24 retailers as of October 30, 2026, with prices from $3,134 to $8,482, a $5,348 spread on the same certified stone. NZ Jewellers lists it at $8,482. 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

1.01
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2557549221
Dimensions6.19 × 6.25 × 4.04 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.19 mm6.25 mm1.01 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557549221
Side View
Table 59.0%Crown 36.5°Girdle: STK-THKPavilion 41.4°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: Oct 30
Current: $8,482 AUD|Low: $3,134 AUD|High: $8,482 AUD|Avg: $4,649 AUD
NZ Jewellers
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
Retailer 22
Retailer 23
Retailer 24
October 30, 2026
Retailer 4$3,134 AUD
Retailer 18$3,198 AUD
Retailer 13$3,589 AUD
Retailer 7$3,599 AUD
Retailer 11$3,633 AUD
Retailer 3$3,744 AUD
Retailer 8$3,744 AUD
Retailer 2$3,999 AUD
Retailer 22$4,057 AUD
Retailer 24$4,057 AUD
Retailer 5$4,128 AUD
Retailer 23$4,212 AUD
Retailer 19$4,259 AUD
Retailer 20$4,311 AUD
Retailer 9$4,402 AUD
Retailer 17$4,640 AUD
Retailer 21$4,679 AUD
Retailer 10$4,681 AUD
Retailer 6$4,746 AUD
Retailer 12$5,289 AUD
Retailer 14$5,956 AUD
Retailer 15$6,124 AUD
Retailer 16$7,273 AUD
NZ Jewellers$8,482 AUD

25 data points across 24 retailers

24 retailers$3,134 AUD to $8,482 AUD

A
Cheapest Retailer
-
$3,134 AUD
HK$17,200 HKD
A
Retailer 2
-
$3,198 AUD
₹213,977 INR
View
A
Retailer 3
-
$3,589 AUD
$2,521 USD
View
A
Retailer 4
-
$3,599 AUD
SGD 3,416 SGD
View
A
Retailer 5
-
$3,633 AUD
$2,552 USD
View
A
Retailer 6
-
$3,744 AUD
$2,630 USD
View
Final sale: no returns
A
Retailer 7
-
$3,744 AUD
$2,630 USD
View
A
Retailer 8
-
$3,999 AUD
$2,809 USD
View
A
Retailer 9
-
$4,057 AUD
$2,850 USD
View
B+
Retailer 10
-
$4,057 AUD
$2,850 USD
View
B+
Retailer 11
-
$4,128 AUD
$2,900 USD
View
A
Retailer 12
-
$4,212 AUD
$2,959 USD
View
B+
Retailer 13
-
$4,259 AUD
$2,992 USD
View
A
Retailer 14
-
$4,311 AUD
£2,385 GBP
View
B+
Retailer 15
-
$4,402 AUD
SGD 4,179 SGD
View
Retailer 16
-
$4,640 AUD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
$4,679 AUD
€3,130 EUR
View
B+
Retailer 18
-
$4,681 AUD
$3,288 USD
View
B+
Retailer 19
-
$4,746 AUD
£2,625 GBP
View
B+
Retailer 20
-
$5,289 AUD
ZAR 60,024 ZAR
View
B+
Retailer 21
-
$5,956 AUD
$4,184 USD
View
B
Retailer 22
-
$6,124 AUD
$4,302 USD
View
B
Retailer 23
-
$7,273 AUD
£4,023 GBP
View
Most Expensive
B
NZ Jewellers
8e746f9b-09f5-4e50-81ab-44df82275715 · Oct 30
$8,482 AUD
$5,958 USD
View
23 more retailers have this diamond
Prices start from $3,134 AUDSave up to $5,348 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
1.01ct Round
$3,134 AUD