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Round|Natural|IGI

1.01ct K VS1 Round Natural Diamond

VG • K/VS1 • IGI 587305987

Shape and cutting style on the report: Round brilliant

Certificate IGI 587305987

Diamond specifications and retailer prices

From $1,360 USD
As of November 5, 2026
Save $2,219 USD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,579 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 587305987. Listed at 16 retailers as of November 5, 2026, with prices from $1,360 to $3,579, a $2,219 spread on the same certified stone. NZ Jewellers lists it at $3,579. 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
K
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.7°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 587305987
Dimensions6.37 × 6.31 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown
Top View
6.37 mm6.31 mm1.01 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 587305987
Side View
Table 58.0%Crown 36.7°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 63.9%

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: $3,579 USD|Low: $1,353 USD|High: $3,579 USD|Avg: $1,764 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
November 6, 2026
Retailer 3$1,360 USD
Retailer 2$1,365 USD
Retailer 13$1,380 USD
Retailer 4$1,467 USD
Retailer 7$1,467 USD
Retailer 6$1,535 USD
Retailer 5$1,560 USD
Retailer 8$1,629 USD
Retailer 15$1,693 USD
Retailer 9$1,714 USD
Retailer 11$1,791 USD
Retailer 10$1,935 USD
Retailer 12$2,037 USD
Retailer 14$2,570 USD
NZ Jewellers$3,579 USD

33 data points across 15 retailers

16 retailers$1,360 USD to $3,579 USD

A
Cheapest Retailer
-
$1,360 USD
A
Retailer 2
-
$1,365 USD
View
A
Retailer 3
-
$1,380 USD
View
A
Retailer 4
-
$1,467 USD
View
Retailer 5
-
$1,467 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,509 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,535 USD
View
A
Retailer 8
-
$1,560 USD
View
A
Retailer 9
-
$1,629 USD
View
B+
Retailer 10
-
$1,693 USD
View
A
Retailer 11
-
$1,714 USD
View
B+
Retailer 12
-
$1,791 USD
View
A
Retailer 13
-
$1,935 USD
View
B+
Retailer 14
-
$2,037 USD
View
B+
Retailer 15
-
$2,570 USD
View
Most Expensive
B
NZ Jewellers
a7bf6d4b-ec8e-43a4-8a92-0e3aebc4fde2 · Nov 5
$3,579 USD
View
15 more retailers have this diamond
Prices start from $1,360 USDSave up to $2,219 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
$1,360 USD