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Round|Natural|GIA

1.00ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2215194753

Certificate GIA 2215194753

Diamond specifications and retailer prices

From $2,010 SGD
As of November 6, 2026
Save $4,036 SGD (67%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,047 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 2215194753. Listed at 18 retailers as of November 5, 2026, with prices from $2,010 to $6,047, a $4,036 spread on the same certified stone. NZ Jewellers lists it at $6,047. 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

1.00
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2215194753
Dimensions6.30 × 6.24 × 4.01 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Culet sizeNone
Top View
6.30 mm6.24 mm1.00 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2215194753
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.0%

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: $2,676 SGD|Low: $2,010 SGD|High: $4,395 SGD|Avg: $2,877 SGD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$2,010 SGD
Retailer 7$2,082 SGD
Retailer 2$2,325 SGD
Retailer 9$2,349 SGD
Retailer 1$2,676 SGD
Retailer 3$2,920 SGD
Retailer 5$3,025 SGD
Retailer 4$3,140 SGD
Retailer 8$3,555 SGD
Retailer 6$4,330 SGD

42 data points across 10 retailers

18 retailers$2,010 SGD to $6,047 SGD

B+
Cheapest Retailer
-
$2,010 SGD
B+
Retailer 2
-
$2,021 SGD
View
B+
Retailer 3
-
$2,046 SGD
View
B+
Retailer 4
-
$2,082 SGD
View
B+
Retailer 5
-
$2,108 SGD
View
B+
Retailer 6
-
$2,185 SGD
View
Retailer 7
-
$2,245 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,245 SGD
View
B+
Retailer 9
-
$2,325 SGD
View
B+
Retailer 10
-
$2,349 SGD
View
B+
Retailer 11
-
$2,592 SGD
View
B+
Retailer 12
-
$2,676 SGD
View
B
Retailer 13
-
$2,920 SGD
View
B
Retailer 14
-
$3,025 SGD
View
B
Retailer 15
-
$3,140 SGD
View
B
Retailer 16
-
$3,555 SGD
View
B
Retailer 17
-
$4,330 SGD
View
Most Expensive
C
NZ Jewellers
787f9ccc-7ed7-4169-8f0d-7e071e8eca8a · Nov 5
$6,047 SGD
$4,734 USD
View
17 more retailers have this diamond
Prices start from $2,010 SGDSave up to $4,036 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+
1.00ct Round
$2,010 SGD