Round|Natural|GIA

1.01ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 1559955343

Certificate GIA 1559955343

Diamond specifications and retailer prices

From $1,587 USD
As of November 4, 2026
Save $2,811 USD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,398 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1559955343. Listed at 18 retailers as of November 4, 2026, with prices from $1,587 to $4,398, a $2,811 spread on the same certified stone. NZ Jewellers lists it at $4,398. 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

1.01
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559955343
Dimensions6.22 × 6.26 × 4.03 mm
L/W Ratio1.01
Top View
6.22 mm6.26 mm1.01 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559955343
Side View
Table 58.0%Crown 36.5°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.6%

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 4
Current: $4,398 USD|Low: $1,574 USD|High: $4,398 USD|Avg: $2,379 USD
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
Retailer 18
November 6, 2026
Retailer 16$1,587 USD
Retailer 12$1,597 USD
Retailer 15$1,875 USD
Retailer 5$1,900 USD
Retailer 2$1,930 USD
Retailer 6$2,068 USD
Retailer 4$2,104 USD
Retailer 17$2,104 USD
Retailer 10$2,201 USD
Retailer 9$2,205 USD
Retailer 18$2,242 USD
Retailer 11$2,272 USD
Retailer 3$2,307 USD
Retailer 8$2,428 USD
Retailer 13$2,704 USD
Retailer 7$3,066 USD
Retailer 14$3,676 USD
NZ Jewellers$4,398 USD

25 data points across 18 retailers

18 retailers$1,587 USD to $4,398 USD

A
Cheapest Retailer
-
$1,587 USD
A
Retailer 2
-
$1,597 USD
View
A
Retailer 3
-
$1,875 USD
View
A
Retailer 4
-
$1,900 USD
View
A
Retailer 5
-
$1,930 USD
View
A
Retailer 6
-
$2,068 USD
View
A
Retailer 7
-
$2,104 USD
View
Retailer 8
-
$2,104 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$2,201 USD
View
Retailer 10
-
$2,205 USD
View
Price last confirmed 11 days ago
A
Retailer 11
-
$2,242 USD
View
A
Retailer 12
-
$2,272 USD
View
A
Retailer 13
-
$2,307 USD
View
A
Retailer 14
-
$2,428 USD
View
B+
Retailer 15
-
$2,704 USD
View
B+
Retailer 16
-
$3,066 USD
View
B+
Retailer 17
-
$3,676 USD
View
Most Expensive
B
NZ Jewellers
74968375-cefe-4ff0-b76b-3330e02d84f7 · Nov 5
$4,398 USD
View
17 more retailers have this diamond
Prices start from $1,587 USDSave up to $2,811 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
1.01ct Round
$1,587 USD