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Round|Natural|GIA

1.01ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2556587039

Certificate GIA 2556587039

Diamond specifications and retailer prices

From $2,998 NZD
HK$13,200 HKD
As of November 1, 2026
Save $3,924 NZD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,168 NZD at NZ Jewellers · As of September 21, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556587039. Listed at 16 retailers as of November 1, 2026, with a 131% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556587039
Dimensions6.35 × 6.38 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.35 mm6.38 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556587039
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.1%

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 1
Current: $3,592 NZD|Low: $2,975 NZD|High: $7,682 NZD|Avg: $4,275 NZD|-5.5%
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
Retailer 14
November 2, 2026
Retailer 10$2,998 NZD
Retailer 5$3,208 NZD
Retailer 3$3,233 NZD
Retailer 12$3,304 NZD
Retailer 14$3,352 NZD
Retailer 1$3,592 NZD
Retailer 2$4,152 NZD
Retailer 13$4,152 NZD
Retailer 7$4,275 NZD
Retailer 4$4,294 NZD
Retailer 6$4,299 NZD
Retailer 11$4,826 NZD
Retailer 8$5,034 NZD
Retailer 9$6,922 NZD

28 data points across 14 retailers

16 retailers$2,998 NZD to $6,922 NZD

A
Cheapest Retailer
-
$2,998 NZD
HK$13,200 HKD
A
Retailer 2
-
$3,233 NZD
$1,822 USD
View
A
Retailer 3
-
$3,304 NZD
$1,862 USD
View
Final sale: no returns
A
Retailer 4
-
$3,352 NZD
$1,889 USD
View
A
Retailer 5
-
$3,592 NZD
£1,594 GBP
View
A
Retailer 6
-
$4,126 NZD
A$3,578 AUD
View
A
Retailer 7
-
$4,152 NZD
$2,340 USD
View
A
Retailer 8
-
$4,152 NZD
$2,340 USD
View
A
Retailer 9
-
$4,275 NZD
£1,897 GBP
View
A
Retailer 10
-
$4,294 NZD
$2,420 USD
View
Retailer 11
-
$4,297 NZD
$2,422 USD
View
Price last confirmed 39 days ago
A
Retailer 12
-
$4,826 NZD
$2,720 USD
View
Retailer 13
-
$4,959 NZD
$2,795 USD
View
Price last confirmed 41 days ago
B+
Retailer 14
-
$5,034 NZD
€2,702 EUR
View
B+
Retailer 15
-
$6,922 NZD
£3,072 GBP
View
Most Expensive
NZ Jewellers
31f749c3-f8ca-4e0a-9770-b7dbc8aff630 · Sep 21
$9,168 NZD
$5,167 USD
View
Price last confirmed 41 days ago
15 more retailers have this diamond
Prices start from $2,998 NZDSave up to $3,924 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
$2,998 NZD