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Round|Natural|GIA

1.00ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 2568392154

Certificate GIA 2568392154

Diamond specifications and retailer prices

From $2,800 NZD
As of November 6, 2026
Save $4,990 NZD (64%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,790 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2568392154. Listed at 20 retailers as of November 5, 2026, with prices from $2,800 to $7,790, a $4,990 spread on the same certified stone. NZ Jewellers lists it at $7,790. 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
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2568392154
Dimensions6.33 × 6.42 × 3.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.33 mm6.42 mm1.00 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2568392154
Side View
Table 64.0%Crown 34.5°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 61.2%

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 6
Current: $7,790 NZD|Low: $2,800 NZD|High: $7,790 NZD|Avg: $4,093 NZD
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
November 6, 2026
Retailer 11$2,800 NZD
Retailer 2$2,802 NZD
Retailer 10$3,106 NZD
Retailer 6$3,209 NZD
Retailer 7$3,309 NZD
Retailer 18$3,364 NZD
Retailer 19$3,399 NZD
Retailer 13$3,417 NZD
Retailer 9$3,439 NZD
Retailer 8$3,725 NZD
Retailer 12$3,753 NZD
Retailer 14$3,883 NZD
Retailer 4$3,898 NZD
Retailer 15$4,063 NZD
Retailer 17$4,280 NZD
Retailer 5$4,300 NZD
Retailer 16$4,785 NZD
Retailer 3$5,401 NZD
Retailer 20$6,511 NZD
NZ Jewellers$7,790 NZD

21 data points across 20 retailers

20 retailers$2,800 NZD to $7,790 NZD

A
Cheapest Retailer
-
$2,800 NZD
A
Retailer 2
-
$2,802 NZD
View
A
Retailer 3
-
$3,106 NZD
View
A
Retailer 4
-
$3,209 NZD
View
A
Retailer 5
-
$3,309 NZD
View
A
Retailer 6
-
$3,364 NZD
View
A
Retailer 7
-
$3,399 NZD
View
A
Retailer 8
-
$3,417 NZD
View
B+
Retailer 9
-
$3,439 NZD
View
Final sale: no returns
A
Retailer 10
-
$3,725 NZD
View
A
Retailer 11
-
$3,753 NZD
View
A
Retailer 12
-
$3,883 NZD
View
A
Retailer 13
-
$3,898 NZD
View
A
Retailer 14
-
$4,063 NZD
View
A
Retailer 15
-
$4,280 NZD
View
A
Retailer 16
-
$4,300 NZD
View
B+
Retailer 17
-
$4,785 NZD
View
B+
Retailer 18
-
$5,401 NZD
View
B+
Retailer 19
-
$6,511 NZD
View
Most Expensive
B
NZ Jewellers
489ecdb1-bda0-4c39-b21d-9f096647fdaf · Nov 5
$7,790 NZD
$4,379 USD
View
19 more retailers have this diamond
Prices start from $2,800 NZDSave up to $4,990 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
1.00ct Round
$2,800 NZD