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Round|Natural|GIA

1.00ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 6201522226

Certificate GIA 6201522226

Diamond specifications and retailer prices

From $2,345 NZD
As of November 6, 2026
Save $5,390 NZD (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,735 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6201522226. Listed at 17 retailers as of November 5, 2026, with prices from $2,345 to $7,735, a $5,390 spread on the same certified stone. NZ Jewellers lists it at $7,735. 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
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6201522226
Dimensions6.36 × 6.33 × 3.97 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.36 mm6.33 mm1.00 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6201522226
Side View
Table 60.0%Crown 36°Girdle: ThickPavilion 41°Culet: NoneDepth 62.5%

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: $7,735 NZD|Low: $2,321 NZD|High: $7,735 NZD|Avg: $3,577 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
November 6, 2026
Retailer 14$2,345 NZD
Retailer 5$2,537 NZD
Retailer 8$2,702 NZD
Retailer 4$2,926 NZD
Retailer 2$3,033 NZD
Retailer 6$3,090 NZD
Retailer 3$3,172 NZD
Retailer 15$3,172 NZD
Retailer 9$3,202 NZD
Retailer 10$3,268 NZD
Retailer 16$3,318 NZD
Retailer 7$3,414 NZD
Retailer 11$3,499 NZD
Retailer 17$3,659 NZD
Retailer 12$4,298 NZD
Retailer 13$5,541 NZD
NZ Jewellers$7,735 NZD

33 data points across 17 retailers

17 retailers$2,345 NZD to $7,735 NZD

A
Cheapest Retailer
-
$2,345 NZD
B+
Retailer 2
-
$2,537 NZD
View
B+
Retailer 3
-
$2,889 NZD
View
B+
Retailer 4
-
$2,926 NZD
View
Final sale: no returns
B+
Retailer 5
-
$3,033 NZD
View
B+
Retailer 6
-
$3,090 NZD
View
B+
Retailer 7
-
$3,172 NZD
View
Retailer 8
-
$3,172 NZD
View
Price last confirmed 8 days ago
Retailer 9
-
$3,202 NZD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$3,268 NZD
View
B+
Retailer 11
-
$3,318 NZD
View
B+
Retailer 12
-
$3,414 NZD
View
B+
Retailer 13
-
$3,499 NZD
View
B+
Retailer 14
-
$3,659 NZD
View
B
Retailer 15
-
$4,298 NZD
View
B
Retailer 16
-
$5,541 NZD
View
Most Expensive
B
NZ Jewellers
705ad050-b111-468a-a6ca-7d96b7576e1e · Nov 5
$7,735 NZD
$4,348 USD
View
16 more retailers have this diamond
Prices start from $2,345 NZDSave up to $5,390 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
$2,345 NZD