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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 $1,737 SGD
As of November 5, 2026
Save $2,834 SGD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,571 SGD 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 $1,737 to $4,571, a $2,834 spread on the same certified stone. NZ Jewellers lists it at $4,571. 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $4,571 SGD|Low: $1,728 SGD|High: $4,571 SGD|Avg: $2,253 SGD
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$1,737 SGD
Retailer 2$1,744 SGD
Retailer 13$1,763 SGD
Retailer 4$1,874 SGD
Retailer 7$1,874 SGD
Retailer 6$1,961 SGD
Retailer 5$1,993 SGD
Retailer 8$2,081 SGD
Retailer 15$2,162 SGD
Retailer 9$2,189 SGD
Retailer 11$2,288 SGD
Retailer 10$2,472 SGD
Retailer 12$2,602 SGD
Retailer 14$3,283 SGD
NZ Jewellers$4,571 SGD

33 data points across 15 retailers

16 retailers$1,737 SGD to $4,571 SGD

A
Cheapest Retailer
-
$1,737 SGD
A
Retailer 2
-
$1,744 SGD
View
A
Retailer 3
-
$1,763 SGD
View
A
Retailer 4
-
$1,874 SGD
View
Retailer 5
-
$1,874 SGD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,927 SGD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,961 SGD
View
A
Retailer 8
-
$1,993 SGD
View
A
Retailer 9
-
$2,081 SGD
View
B+
Retailer 10
-
$2,162 SGD
View
A
Retailer 11
-
$2,189 SGD
View
B+
Retailer 12
-
$2,288 SGD
View
A
Retailer 13
-
$2,472 SGD
View
B+
Retailer 14
-
$2,602 SGD
View
B+
Retailer 15
-
$3,283 SGD
View
Most Expensive
B
NZ Jewellers
a7bf6d4b-ec8e-43a4-8a92-0e3aebc4fde2 · Nov 5
$4,571 SGD
$3,579 USD
View
15 more retailers have this diamond
Prices start from $1,737 SGDSave up to $2,834 SGD

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
$1,737 SGD