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Round|Natural|GIA

1.01ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 3555623838

Certificate GIA 3555623838

Diamond specifications and retailer prices

From $1,309 SGD
HK$8,000 HKD
As of October 31, 2026
Save $2,832 SGD (68%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,141 SGD at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 3555623838. Listed at 18 retailers as of October 30, 2026, with prices from $1,309 to $4,141, a $2,832 spread on the same certified stone. NZ Jewellers lists it at $4,141. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 3555623838
Dimensions6.22 × 6.28 × 4.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.22 mm6.28 mm1.01 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 3555623838
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 63.9%

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: Oct 31
Current: $4,141 SGD|Low: $1,293 SGD|High: $4,488 SGD|Avg: $2,041 SGD|-7.7%
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
October 31, 2026
Retailer 11$1,309 SGD
Retailer 17$1,420 SGD
Retailer 4$1,474 SGD
Retailer 15$1,497 SGD
Retailer 16$1,588 SGD
Retailer 7$1,620 SGD
Retailer 10$1,620 SGD
Retailer 8$1,681 SGD
Retailer 9$1,768 SGD
Retailer 13$1,774 SGD
Retailer 3$1,841 SGD
Retailer 18$1,841 SGD
Retailer 5$1,905 SGD
Retailer 12$1,913 SGD
Retailer 2$2,132 SGD
Retailer 14$2,204 SGD
Retailer 6$3,291 SGD
NZ Jewellers$4,141 SGD

33 data points across 18 retailers

18 retailers$1,309 SGD to $4,141 SGD

A
Cheapest Retailer
-
$1,309 SGD
HK$8,000 HKD
B+
Retailer 2
-
$1,420 SGD
$1,111 USD
View
Final sale: no returns
A
Retailer 3
-
$1,474 SGD
$1,153 USD
View
A
Retailer 4
-
$1,497 SGD
$1,171 USD
View
A
Retailer 5
-
$1,588 SGD
$1,242 USD
View
B+
Retailer 6
-
$1,620 SGD
$1,267 USD
View
B+
Retailer 7
-
$1,620 SGD
$1,267 USD
View
B+
Retailer 8
-
$1,681 SGD
$1,315 USD
View
A
Retailer 9
-
$1,768 SGD
$1,383 USD
View
B+
Retailer 10
-
$1,774 SGD
$1,388 USD
View
B+
Retailer 11
-
$1,841 SGD
$1,440 USD
View
B+
Retailer 12
-
$1,841 SGD
$1,440 USD
View
B+
Retailer 13
-
$1,905 SGD
$1,490 USD
View
A
Retailer 14
-
$1,913 SGD
£1,178 GBP
View
B+
Retailer 15
-
$2,132 SGD
$1,668 USD
View
B+
Retailer 16
-
$2,204 SGD
€1,642 EUR
View
B
Retailer 17
-
$3,291 SGD
£2,027 GBP
View
Most Expensive
B
NZ Jewellers
983bdb37-f25d-44f7-ba13-035da815e2cb · Oct 30
$4,141 SGD
$3,239 USD
View
17 more retailers have this diamond
Prices start from $1,309 SGDSave up to $2,832 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
1.01ct Round
$1,309 SGD