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Round|Natural|GIA

1.01ct J SI1 Round Natural Diamond

GD • J/SI1 • GIA 1408583660

Certificate GIA 1408583660

Diamond specifications and retailer prices

From $1,569 SGD
As of November 6, 2026
Save $3,592 SGD (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,160 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 1408583660. Listed at 17 retailers as of November 5, 2026, with prices from $1,569 to $5,160, a $3,592 spread on the same certified stone. NZ Jewellers lists it at $5,160. 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

1.01
Carat
J
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1408583660
Dimensions6.13 × 6.05 × 4.05 mm
L/W Ratio1.01
Key to symbols
Crystal, Indented Natural, Feather, Natural
Top View
6.13 mm6.05 mm1.01 ctJ / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1408583660
Side View
Table 57.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 66.5%

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: $5,160 SGD|Low: $1,553 SGD|High: $5,160 SGD|Avg: $2,432 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 16$1,569 SGD
Retailer 8$1,961 SGD
Retailer 17$1,961 SGD
Retailer 2$1,996 SGD
Retailer 9$2,023 SGD
Retailer 6$2,083 SGD
Retailer 4$2,115 SGD
Retailer 18$2,115 SGD
Retailer 10$2,159 SGD
Retailer 11$2,182 SGD
Retailer 3$2,214 SGD
Retailer 7$2,289 SGD
Retailer 13$2,334 SGD
Retailer 5$2,441 SGD
Retailer 12$2,581 SGD
Retailer 15$2,880 SGD
Retailer 14$3,697 SGD
NZ Jewellers$5,160 SGD

31 data points across 18 retailers

17 retailers$1,569 SGD to $5,160 SGD

B+
Cheapest Retailer
-
$1,569 SGD
B+
Retailer 2
-
$1,961 SGD
View
B+
Retailer 3
-
$1,961 SGD
View
B+
Retailer 4
-
$1,996 SGD
View
B+
Retailer 5
-
$2,083 SGD
View
B+
Retailer 6
-
$2,115 SGD
View
Retailer 7
-
$2,115 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,159 SGD
View
B+
Retailer 9
-
$2,182 SGD
View
B+
Retailer 10
-
$2,214 SGD
View
B+
Retailer 11
-
$2,289 SGD
View
B+
Retailer 12
-
$2,334 SGD
View
B+
Retailer 13
-
$2,441 SGD
View
B+
Retailer 14
-
$2,581 SGD
View
B
Retailer 15
-
$2,880 SGD
View
B
Retailer 16
-
$3,697 SGD
View
Most Expensive
C
NZ Jewellers
8ab34f1d-429b-4d42-9f3a-b37fafbe6062 · Nov 5
$5,160 SGD
$4,040 USD
View
16 more retailers have this diamond
Prices start from $1,569 SGDSave up to $3,592 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+
1.01ct Round
$1,569 SGD