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Round|Natural|GIA

1.23ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 6501473801

Certificate GIA 6501473801

Diamond specifications and retailer prices

From $3,538 SGD
As of November 4, 2026
Save $3,682 SGD (51%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,221 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6501473801. Listed at 15 retailers as of November 4, 2026, with prices from $3,538 to $7,221, a $3,682 spread on the same certified stone. NZ Jewellers lists it at $7,221. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6501473801
Dimensions6.90 × 6.88 × 4.22 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.90 mm6.88 mm1.23 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6501473801
Side View
Table 59.0%Crown 35°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 61.2%

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 4
Current: $4,261 SGD|Low: $3,538 SGD|High: $7,014 SGD|Avg: $4,605 SGD|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$3,538 SGD
Retailer 8$3,755 SGD
Retailer 10$3,788 SGD
Retailer 9$4,018 SGD
Retailer 1$4,261 SGD
Retailer 2$4,304 SGD
Retailer 3$4,793 SGD
Retailer 4$4,812 SGD
Retailer 5$5,058 SGD
Retailer 6$6,912 SGD

42 data points across 10 retailers

15 retailers$3,538 SGD to $7,221 SGD

A
Cheapest Retailer
-
$3,538 SGD
B+
Retailer 2
-
$3,755 SGD
View
B+
Retailer 3
-
$3,788 SGD
View
B+
Retailer 4
-
$4,018 SGD
View
B+
Retailer 5
-
$4,145 SGD
View
Retailer 6
-
$4,145 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,261 SGD
View
B+
Retailer 8
-
$4,304 SGD
View
B+
Retailer 9
-
$4,328 SGD
View
B+
Retailer 10
-
$4,782 SGD
View
B+
Retailer 11
-
$4,793 SGD
View
B+
Retailer 12
-
$4,812 SGD
View
B+
Retailer 13
-
$5,058 SGD
View
B
Retailer 14
-
$6,912 SGD
View
Most Expensive
B
NZ Jewellers
9d077ee2-2e48-44c8-bdf7-bcd45561301a · Nov 5
$7,221 SGD
$5,634 USD
View
14 more retailers have this diamond
Prices start from $3,538 SGDSave up to $3,682 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
1.23ct Round
$3,538 SGD