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Round|Natural|GIA

1.00ct K VVS1 Round Natural Diamond

VG • K/VVS1 • GIA 6451830795

Certificate GIA 6451830795

Diamond specifications and retailer prices

From $2,109 SGD
As of November 6, 2026
Save $3,849 SGD (65%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,957 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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by GIA 6451830795. Listed at 19 retailers as of November 5, 2026, with prices from $2,109 to $5,957, a $3,849 spread on the same certified stone. NZ Jewellers lists it at $5,957. 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
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 6451830795
Dimensions6.24 × 6.15 × 4.05 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.24 mm6.15 mm1.00 ctK / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6451830795
Side View
Table 55.0%Crown 38°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 65.3%

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 6
Current: $5,957 SGD|Low: $2,092 SGD|High: $5,957 SGD|Avg: $3,205 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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 18$2,109 SGD
Retailer 14$2,131 SGD
Retailer 10$2,530 SGD
Retailer 5$2,574 SGD
Retailer 2$2,594 SGD
Retailer 4$2,850 SGD
Retailer 9$2,850 SGD
Retailer 6$2,861 SGD
Retailer 11$2,943 SGD
Retailer 7$2,981 SGD
Retailer 8$3,027 SGD
Retailer 12$3,078 SGD
Retailer 13$3,269 SGD
Retailer 3$3,288 SGD
Retailer 15$3,478 SGD
Retailer 16$3,536 SGD
Retailer 17$4,978 SGD
NZ Jewellers$5,957 SGD

26 data points across 18 retailers

19 retailers$2,109 SGD to $5,957 SGD

A
Cheapest Retailer
-
$2,109 SGD
A
Retailer 2
-
$2,131 SGD
View
A
Retailer 3
-
$2,530 SGD
View
A
Retailer 4
-
$2,574 SGD
View
A
Retailer 5
-
$2,594 SGD
View
A
Retailer 6
-
$2,763 SGD
View
Retailer 7
-
$2,850 SGD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,850 SGD
View
B+
Retailer 9
-
$2,861 SGD
View
B+
Retailer 10
-
$2,943 SGD
View
B+
Retailer 11
-
$2,981 SGD
View
B+
Retailer 12
-
$3,027 SGD
View
B+
Retailer 13
-
$3,078 SGD
View
B+
Retailer 14
-
$3,269 SGD
View
B+
Retailer 15
-
$3,288 SGD
View
B+
Retailer 16
-
$3,478 SGD
View
B+
Retailer 17
-
$3,536 SGD
View
B
Retailer 18
-
$4,978 SGD
View
Most Expensive
B
NZ Jewellers
0851a0ff-98ab-4163-9512-b82955b11e6b · Nov 5
$5,957 SGD
$4,664 USD
View
18 more retailers have this diamond
Prices start from $2,109 SGDSave up to $3,849 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
1.00ct Round
$2,109 SGD