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1.01ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6525606574

Shape and cutting style on the report: Round brilliant

Certificate GIA 6525606574

Diamond specifications and retailer prices

From $1,703 SGD
As of November 5, 2026
Save $4,071 SGD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,773 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525606574. Listed at 19 retailers as of November 5, 2026, with prices from $1,703 to $5,773, a $4,071 spread on the same certified stone. NZ Jewellers lists it at $5,773. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6525606574
Dimensions6.42 × 6.38 × 3.99 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.42 mm6.38 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6525606574
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

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: $2,263 SGD|Low: $1,703 SGD|High: $4,191 SGD|Avg: $2,572 SGD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$1,703 SGD
Retailer 8$1,717 SGD
Retailer 9$2,156 SGD
Retailer 1$2,263 SGD
Retailer 6$2,437 SGD
Retailer 4$2,555 SGD
Retailer 3$2,889 SGD
Retailer 7$2,891 SGD
Retailer 5$4,136 SGD

31 data points across 9 retailers

19 retailers$1,703 SGD to $5,773 SGD

A
Cheapest Retailer
-
$1,703 SGD
A
Retailer 2
-
$1,717 SGD
View
Retailer 3
-
$2,118 SGD
View
Price last confirmed 82 days ago
B+
Retailer 4
-
$2,156 SGD
View
B+
Retailer 5
-
$2,184 SGD
View
A
Retailer 6
-
$2,263 SGD
View
B+
Retailer 7
-
$2,367 SGD
View
Retailer 8
-
$2,395 SGD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$2,433 SGD
View
B+
Retailer 10
-
$2,437 SGD
View
B+
Retailer 11
-
$2,477 SGD
View
B+
Retailer 12
-
$2,555 SGD
View
B+
Retailer 13
-
$2,597 SGD
View
B+
Retailer 14
-
$2,731 SGD
View
B+
Retailer 15
-
$2,889 SGD
View
B+
Retailer 16
-
$2,891 SGD
View
B
Retailer 17
-
$4,008 SGD
View
B
Retailer 18
-
$4,136 SGD
View
Most Expensive
B
NZ Jewellers
73cdb1bf-78d2-49fe-85f4-f565697eeeda · Nov 5
$5,773 SGD
$4,520 USD
View
18 more retailers have this diamond
Prices start from $1,703 SGDSave up to $4,071 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
$1,703 SGD