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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2547294959

Certificate GIA 2547294959

Diamond specifications and retailer prices

From $4,145 NZD
$2,332 USD
As of November 2, 2026
Save $7,040 NZD (63%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,185 NZD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2547294959. Listed at 23 retailers as of October 30, 2026, with prices from $4,145 to $11,185, a $7,040 spread on the same certified stone. NZ Jewellers lists it at $11,185. 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

1.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2547294959
Dimensions6.39 × 6.42 × 4.00 mm
L/W Ratio1.00
Top View
6.39 mm6.42 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2547294959
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 2
Current: $5,147 NZD|Low: $4,100 NZD|High: $9,054 NZD|Avg: $5,715 NZD|-1.3%
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
November 2, 2026
Retailer 12$4,342 NZD
Retailer 11$4,472 NZD
Retailer 13$4,772 NZD
Retailer 5$5,033 NZD
Retailer 1$5,147 NZD
Retailer 4$5,527 NZD
Retailer 10$5,527 NZD
Retailer 6$5,639 NZD
Retailer 2$5,715 NZD
Retailer 3$5,723 NZD
Retailer 7$5,865 NZD
Retailer 8$6,576 NZD
Retailer 9$8,995 NZD

38 data points across 13 retailers

23 retailers$4,145 NZD to $11,185 NZD

A
Cheapest Retailer
-
$4,145 NZD
$2,332 USD
A
Retailer 2
-
$4,251 NZD
$2,392 USD
View
B+
Retailer 3
-
$4,342 NZD
$2,443 USD
View
B+
Retailer 4
-
$4,472 NZD
$2,516 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,492 NZD
A$3,888 AUD
View
B+
Retailer 6
-
$4,772 NZD
$2,685 USD
View
B+
Retailer 7
-
$4,847 NZD
$2,727 USD
View
B+
Retailer 8
-
$4,847 NZD
$2,727 USD
View
B+
Retailer 9
-
$4,909 NZD
$2,762 USD
View
B+
Retailer 10
-
$5,033 NZD
$2,832 USD
View
B+
Retailer 11
-
$5,147 NZD
£2,280 GBP
View
B
Retailer 12
-
$5,495 NZD
$3,092 USD
View
B
Retailer 13
-
$5,527 NZD
$3,110 USD
View
B
Retailer 14
-
$5,527 NZD
$3,110 USD
View
B
Retailer 15
-
$5,591 NZD
$3,146 USD
View
B+
Retailer 16
-
$5,639 NZD
£2,498 GBP
View
Retailer 17
-
$5,715 NZD
A$4,947 AUD
View
Price last confirmed 25 days ago
B
Retailer 18
-
$5,723 NZD
$3,220 USD
View
B+
Retailer 19
-
$5,865 NZD
€3,143 EUR
View
Retailer 20
-
$6,212 NZD
$3,495 USD
View
Price last confirmed 10 days ago
B
Retailer 21
-
$6,576 NZD
ZAR 59,771 ZAR
View
B
Retailer 22
-
$8,995 NZD
£3,985 GBP
View
Most Expensive
B
NZ Jewellers
ae7f707e-10cc-444e-a19f-8358288c9047 · Oct 30
$11,185 NZD
$6,293 USD
View
22 more retailers have this diamond
Prices start from $4,145 NZDSave up to $7,040 NZD

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
$4,145 NZD