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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 1419788217

Certificate GIA 1419788217

Diamond specifications and retailer prices

From $3,044 NZD
As of November 5, 2026
Save $4,662 NZD (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,706 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1419788217. Listed at 20 retailers as of November 5, 2026, with prices from $3,044 to $7,706, a $4,662 spread on the same certified stone. NZ Jewellers lists it at $7,706. 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
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1419788217
Dimensions6.27 × 6.21 × 4.00 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.27 mm6.21 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 1419788217
Side View
Table 58.0%Crown 38°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 64.1%

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 5
Current: $3,460 NZD|Low: $2,569 NZD|High: $6,536 NZD|Avg: $3,722 NZD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8$3,044 NZD
Retailer 6$3,083 NZD
Retailer 4$3,086 NZD
Retailer 7$3,174 NZD
Retailer 10$3,232 NZD
Retailer 2$3,250 NZD
Retailer 9$3,339 NZD
Retailer 1$3,460 NZD
Retailer 5$5,016 NZD
Retailer 3$6,440 NZD

39 data points across 10 retailers

20 retailers$3,044 NZD to $7,706 NZD

A
Cheapest Retailer
-
$3,044 NZD
B+
Retailer 2
-
$3,083 NZD
View
Final sale: no returns
A
Retailer 3
-
$3,086 NZD
View
A
Retailer 4
-
$3,174 NZD
View
B+
Retailer 5
-
$3,232 NZD
View
B+
Retailer 6
-
$3,250 NZD
View
Retailer 7
-
$3,339 NZD
View
Price last confirmed 39 days ago
Retailer 8
-
$3,339 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$3,456 NZD
View
A
Retailer 10
-
$3,460 NZD
View
Retailer 11
-
$3,494 NZD
View
Price last confirmed 38 days ago
B+
Retailer 12
-
$3,682 NZD
View
B+
Retailer 13
-
$3,682 NZD
View
B+
Retailer 14
-
$3,807 NZD
View
B+
Retailer 15
-
$3,853 NZD
View
Retailer 16
-
$3,853 NZD
View
Price last confirmed 38 days ago
B
Retailer 17
-
$5,016 NZD
View
B
Retailer 18
-
$6,440 NZD
View
Retailer 19
-
$7,706 NZD
View
Price last confirmed 39 days ago
Most Expensive
C
NZ Jewellers
a65bffac-60f3-4889-8342-1e52cfa84889 · Nov 5
$7,706 NZD
$4,332 USD
View
19 more retailers have this diamond
Prices start from $3,044 NZDSave up to $4,662 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
$3,044 NZD