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Round|Natural|GIA

1.20ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6565467161

Certificate GIA 6565467161

Diamond specifications and retailer prices

From $2,329 SGD
As of November 6, 2026
Save $4,145 SGD (64%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,473 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct 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 6565467161. Listed at 20 retailers as of November 5, 2026, with prices from $2,329 to $6,473, a $4,145 spread on the same certified stone. NZ Jewellers lists it at $6,473. 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

1.20
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6565467161
Dimensions6.78 × 6.83 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Cloud, Cavity, Needle, Natural
Top View
6.78 mm6.83 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565467161
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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 6
Current: $6,473 SGD|Low: $2,329 SGD|High: $6,473 SGD|Avg: $3,517 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
November 6, 2026
Retailer 14$2,329 SGD
Retailer 8$2,417 SGD
Retailer 12$2,713 SGD
Retailer 6$2,832 SGD
Retailer 7$2,909 SGD
Retailer 9$2,963 SGD
Retailer 4$3,096 SGD
Retailer 15$3,096 SGD
Retailer 3$3,240 SGD
Retailer 10$3,257 SGD
Retailer 5$3,573 SGD
Retailer 11$3,779 SGD
Retailer 2$3,859 SGD
Retailer 13$5,424 SGD
NZ Jewellers$6,473 SGD

24 data points across 15 retailers

20 retailers$2,329 SGD to $6,473 SGD

A
Cheapest Retailer
-
$2,329 SGD
A
Retailer 2
-
$2,417 SGD
View
A
Retailer 3
-
$2,713 SGD
View
B+
Retailer 4
-
$2,832 SGD
View
B+
Retailer 5
-
$2,905 SGD
View
B+
Retailer 6
-
$2,909 SGD
View
B+
Retailer 7
-
$2,918 SGD
View
B+
Retailer 8
-
$2,963 SGD
View
B+
Retailer 9
-
$3,096 SGD
View
Retailer 10
-
$3,096 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,191 SGD
View
B+
Retailer 12
-
$3,235 SGD
View
B+
Retailer 13
-
$3,240 SGD
View
B+
Retailer 14
-
$3,257 SGD
View
B+
Retailer 15
-
$3,276 SGD
View
B
Retailer 16
-
$3,573 SGD
View
B
Retailer 17
-
$3,779 SGD
View
B+
Retailer 18
-
$3,859 SGD
View
B
Retailer 19
-
$5,424 SGD
View
Most Expensive
B
NZ Jewellers
58ab7d78-f88a-4570-bb92-c69ea9dece91 · Nov 5
$6,473 SGD
$5,051 USD
View
19 more retailers have this diamond
Prices start from $2,329 SGDSave up to $4,145 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
1.20ct Round
$2,329 SGD