Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 1419788217

Certificate GIA 1419788217

Diamond specifications and retailer prices

From $1,711 USD
As of November 5, 2026
Save $2,621 USD (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,332 USD 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 $1,711 to $4,332, a $2,621 spread on the same certified stone. NZ Jewellers lists it at $4,332. 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
Color
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: $1,945 USD|Low: $1,444 USD|High: $3,674 USD|Avg: $2,092 USD|+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$1,711 USD
Retailer 6$1,733 USD
Retailer 4$1,735 USD
Retailer 7$1,784 USD
Retailer 10$1,817 USD
Retailer 2$1,827 USD
Retailer 9$1,877 USD
Retailer 1$1,945 USD
Retailer 5$2,820 USD
Retailer 3$3,620 USD

39 data points across 10 retailers

20 retailers$1,711 USD to $4,332 USD

A
Cheapest Retailer
-
$1,711 USD
B+
Retailer 2
-
$1,733 USD
View
Final sale: no returns
A
Retailer 3
-
$1,735 USD
View
A
Retailer 4
-
$1,784 USD
View
B+
Retailer 5
-
$1,817 USD
View
B+
Retailer 6
-
$1,827 USD
View
Retailer 7
-
$1,877 USD
View
Price last confirmed 39 days ago
Retailer 8
-
$1,877 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,943 USD
View
A
Retailer 10
-
$1,945 USD
View
Retailer 11
-
$1,964 USD
View
Price last confirmed 38 days ago
B+
Retailer 12
-
$2,070 USD
View
B+
Retailer 13
-
$2,070 USD
View
B+
Retailer 14
-
$2,140 USD
View
B+
Retailer 15
-
$2,166 USD
View
Retailer 16
-
$2,166 USD
View
Price last confirmed 38 days ago
B
Retailer 17
-
$2,820 USD
View
B
Retailer 18
-
$3,620 USD
View
Retailer 19
-
$4,332 USD
View
Price last confirmed 39 days ago
Most Expensive
C
NZ Jewellers
a65bffac-60f3-4889-8342-1e52cfa84889 · Nov 5
$4,332 USD
View
19 more retailers have this diamond
Prices start from $1,711 USDSave up to $2,621 USD

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
$1,711 USD