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Round|Natural|GIA

1.01ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 5221756425

Certificate GIA 5221756425

Diamond specifications and retailer prices

From $2,208 SGD
As of November 6, 2026
Save $3,555 SGD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,763 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 very-good cut grade and certified by GIA 5221756425. Listed at 18 retailers as of November 5, 2026, with prices from $2,208 to $5,763, a $3,555 spread on the same certified stone. NZ Jewellers lists it at $5,763. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5221756425
Dimensions6.40 × 6.34 × 4.00 mm
L/W Ratio1.01
Top View
6.40 mm6.34 mm1.01 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5221756425
Side View
Table 57.0%Crown 36°Girdle: THN-THKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,763 SGD|Low: $2,208 SGD|High: $5,763 SGD|Avg: $3,333 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$2,208 SGD
Retailer 8$2,257 SGD
Retailer 9$2,325 SGD
Retailer 3$2,548 SGD
Retailer 10$2,613 SGD
Retailer 2$2,977 SGD
Retailer 4$3,211 SGD
Retailer 6$3,364 SGD
Retailer 5$3,496 SGD
Retailer 7$4,817 SGD
NZ Jewellers$5,763 SGD

41 data points across 11 retailers

18 retailers$2,208 SGD to $5,763 SGD

B+
Cheapest Retailer
-
$2,208 SGD
B+
Retailer 2
-
$2,251 SGD
View
B+
Retailer 3
-
$2,257 SGD
View
B+
Retailer 4
-
$2,325 SGD
View
B+
Retailer 5
-
$2,348 SGD
View
B+
Retailer 6
-
$2,431 SGD
View
Retailer 7
-
$2,497 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,497 SGD
View
B+
Retailer 9
-
$2,548 SGD
View
B+
Retailer 10
-
$2,613 SGD
View
B
Retailer 11
-
$2,882 SGD
View
B
Retailer 12
-
$2,977 SGD
View
B
Retailer 13
-
$3,211 SGD
View
B
Retailer 14
-
$3,364 SGD
View
B
Retailer 15
-
$3,496 SGD
View
B
Retailer 16
-
$3,958 SGD
View
B
Retailer 17
-
$4,817 SGD
View
Most Expensive
C
NZ Jewellers
bc1e63d0-236f-45bb-85cb-fee2117aeba2 · Nov 5
$5,763 SGD
$4,512 USD
View
17 more retailers have this diamond
Prices start from $2,208 SGDSave up to $3,555 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.

B+
1.01ct Round
$2,208 SGD