Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 7436706047

Certificate GIA 7436706047

Diamond specifications and retailer prices

From $2,109 USD
As of October 31, 2026
Save $4,034 USD (66%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,143 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 E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 7436706047. Listed at 23 retailers as of October 31, 2026, with prices from $2,109 to $6,143, a $4,034 spread on the same certified stone. NZ Jewellers lists it at $6,143. 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
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 7436706047
Dimensions6.26 × 6.19 × 3.94 mm
L/W Ratio1.01
Top View
6.26 mm6.19 mm1.00 ctE / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7436706047
Side View
Table 58.0%Crown 38°Girdle: MED-VTKPavilion 39.4°Culet: NoneDepth 63.2%

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: Oct 31
Current: $2,976 USD|Low: $2,021 USD|High: $4,973 USD|Avg: $2,992 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$2,109 USD
Retailer 10$2,137 USD
Retailer 12$2,631 USD
Retailer 11$2,658 USD
Retailer 2$2,712 USD
Retailer 1$2,976 USD
Retailer 4$3,051 USD
Retailer 5$3,092 USD
Retailer 8$3,277 USD
Retailer 3$3,304 USD
Retailer 6$3,586 USD
Retailer 7$4,900 USD

39 data points across 12 retailers

23 retailers$2,109 USD to $6,143 USD

A
Cheapest Retailer
-
$2,109 USD
A
Retailer 2
-
$2,137 USD
View
B+
Retailer 3
-
$2,531 USD
View
B+
Retailer 4
-
$2,631 USD
View
A
Retailer 5
-
$2,658 USD
View
B+
Retailer 6
-
$2,712 USD
View
Final sale: no returns
B+
Retailer 7
-
$2,774 USD
View
B+
Retailer 8
-
$2,870 USD
View
Retailer 9
-
$2,938 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,938 USD
View
Retailer 11
-
$2,963 USD
View
Price last confirmed 109 days ago
B+
Retailer 12
-
$2,976 USD
View
B+
Retailer 13
-
$3,051 USD
View
B+
Retailer 14
-
$3,080 USD
View
B+
Retailer 15
-
$3,092 USD
View
B+
Retailer 16
-
$3,277 USD
View
Retailer 17
-
$3,304 USD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$3,390 USD
View
B+
Retailer 19
-
$3,586 USD
View
B
Retailer 20
-
$4,900 USD
View
B
Retailer 21
-
$5,537 USD
View
B
Retailer 22
-
$5,789 USD
View
Most Expensive
C
NZ Jewellers
e2854e52-6789-4577-ae02-f6c26feb60f8 · Nov 5
$6,143 USD
View
22 more retailers have this diamond
Prices start from $2,109 USDSave up to $4,034 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
$2,109 USD