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Round|Natural|GIA

1.20ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 5413856974

Certificate GIA 5413856974

Diamond specifications and retailer prices

From $2,256 SGD
As of November 6, 2026
Save $4,087 SGD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,343 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 5413856974. Listed at 16 retailers as of November 5, 2026, with prices from $2,256 to $6,343, a $4,087 spread on the same certified stone. NZ Jewellers lists it at $6,343. 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

1.20
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5413856974
Dimensions6.64 × 6.60 × 4.27 mm
L/W Ratio1.01
Top View
6.64 mm6.60 mm1.20 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5413856974
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.5%

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: $6,343 SGD|Low: $2,239 SGD|High: $6,343 SGD|Avg: $3,391 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 11$2,256 SGD
Retailer 4$2,438 SGD
Retailer 3$2,800 SGD
Retailer 5$2,865 SGD
Retailer 2$2,903 SGD
Retailer 12$3,034 SGD
Retailer 14$3,034 SGD
Retailer 6$3,108 SGD
Retailer 7$3,129 SGD
Retailer 13$3,174 SGD
Retailer 8$3,191 SGD
Retailer 15$3,501 SGD
Retailer 9$3,758 SGD
Retailer 10$5,301 SGD
NZ Jewellers$6,343 SGD

33 data points across 15 retailers

16 retailers$2,256 SGD to $6,343 SGD

B+
Cheapest Retailer
-
$2,256 SGD
B+
Retailer 2
-
$2,438 SGD
View
B+
Retailer 3
-
$2,741 SGD
View
B+
Retailer 4
-
$2,800 SGD
View
Final sale: no returns
B+
Retailer 5
-
$2,865 SGD
View
B+
Retailer 6
-
$2,903 SGD
View
B+
Retailer 7
-
$3,034 SGD
View
Retailer 8
-
$3,034 SGD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$3,129 SGD
View
B
Retailer 10
-
$3,137 SGD
View
B
Retailer 11
-
$3,174 SGD
View
B+
Retailer 12
-
$3,191 SGD
View
B
Retailer 13
-
$3,501 SGD
View
B
Retailer 14
-
$3,758 SGD
View
B
Retailer 15
-
$5,301 SGD
View
Most Expensive
C
NZ Jewellers
c20cbec8-2845-4dbb-8aeb-19600532dd5d · Nov 5
$6,343 SGD
$4,966 USD
View
15 more retailers have this diamond
Prices start from $2,256 SGDSave up to $4,087 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+
1.20ct Round
$2,256 SGD