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Round|Natural|GIA

1.00ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2215194753

Certificate GIA 2215194753

Diamond specifications and retailer prices

From $2,800 NZD
As of November 6, 2026
Save $5,621 NZD (67%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,421 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2215194753. Listed at 18 retailers as of November 5, 2026, with prices from $2,800 to $8,421, a $5,621 spread on the same certified stone. NZ Jewellers lists it at $8,421. 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
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2215194753
Dimensions6.30 × 6.24 × 4.01 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Culet sizeNone
Top View
6.30 mm6.24 mm1.00 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2215194753
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,727 NZD|Low: $2,800 NZD|High: $6,121 NZD|Avg: $4,007 NZD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$2,800 NZD
Retailer 7$2,900 NZD
Retailer 2$3,238 NZD
Retailer 9$3,271 NZD
Retailer 1$3,727 NZD
Retailer 3$4,067 NZD
Retailer 5$4,212 NZD
Retailer 4$4,373 NZD
Retailer 8$4,951 NZD
Retailer 6$6,030 NZD

42 data points across 10 retailers

18 retailers$2,800 NZD to $8,421 NZD

B+
Cheapest Retailer
-
$2,800 NZD
B+
Retailer 2
-
$2,814 NZD
View
B+
Retailer 3
-
$2,850 NZD
View
B+
Retailer 4
-
$2,900 NZD
View
B+
Retailer 5
-
$2,935 NZD
View
B+
Retailer 6
-
$3,044 NZD
View
Retailer 7
-
$3,127 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$3,127 NZD
View
B+
Retailer 9
-
$3,238 NZD
View
B+
Retailer 10
-
$3,271 NZD
View
B+
Retailer 11
-
$3,609 NZD
View
B+
Retailer 12
-
$3,727 NZD
View
B
Retailer 13
-
$4,067 NZD
View
B
Retailer 14
-
$4,212 NZD
View
B
Retailer 15
-
$4,373 NZD
View
B
Retailer 16
-
$4,951 NZD
View
B
Retailer 17
-
$6,030 NZD
View
Most Expensive
C
NZ Jewellers
787f9ccc-7ed7-4169-8f0d-7e071e8eca8a · Nov 5
$8,421 NZD
$4,734 USD
View
17 more retailers have this diamond
Prices start from $2,800 NZDSave up to $5,621 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.

B+
1.00ct Round
$2,800 NZD