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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552633773

Certificate GIA 6552633773

Diamond specifications and retailer prices

From $2,546 SGD
As of November 6, 2026
Save $4,356 SGD (63%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,901 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552633773. Listed at 25 retailers as of November 5, 2026, with prices from $2,546 to $6,901, a $4,356 spread on the same certified stone. NZ Jewellers lists it at $6,901. 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

1.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552633773
Dimensions6.42 × 6.45 × 3.91 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Pinpoint
Top View
6.42 mm6.45 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552633773
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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: Nov 6
Current: $6,901 SGD|Low: $2,518 SGD|High: $6,901 SGD|Avg: $3,777 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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 6, 2026
Retailer 2$2,546 SGD
Retailer 3$2,549 SGD
Retailer 9$2,887 SGD
Retailer 14$2,956 SGD
Retailer 11$3,045 SGD
Retailer 23$3,129 SGD
Retailer 13$3,159 SGD
Retailer 4$3,264 SGD
Retailer 6$3,301 SGD
Retailer 8$3,301 SGD
Retailer 10$3,385 SGD
Retailer 7$3,453 SGD
Retailer 20$3,472 SGD
Retailer 5$3,479 SGD
Retailer 19$3,541 SGD
Retailer 17$3,794 SGD
Retailer 12$3,809 SGD
Retailer 21$3,868 SGD
Retailer 18$3,934 SGD
Retailer 24$3,971 SGD
Retailer 22$4,029 SGD
Retailer 15$4,792 SGD
Retailer 16$4,927 SGD
Retailer 25$5,782 SGD
NZ Jewellers$6,901 SGD

20 data points across 25 retailers

25 retailers$2,546 SGD to $6,901 SGD

A
Cheapest Retailer
-
$2,546 SGD
A
Retailer 2
-
$2,549 SGD
View
A
Retailer 3
-
$2,887 SGD
View
A
Retailer 4
-
$2,956 SGD
View
A
Retailer 5
-
$3,045 SGD
View
Final sale: no returns
A
Retailer 6
-
$3,129 SGD
View
A
Retailer 7
-
$3,159 SGD
View
B+
Retailer 8
-
$3,264 SGD
View
B+
Retailer 9
-
$3,301 SGD
View
Retailer 10
-
$3,301 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,385 SGD
View
B+
Retailer 12
-
$3,453 SGD
View
B+
Retailer 13
-
$3,472 SGD
View
B+
Retailer 14
-
$3,479 SGD
View
B+
Retailer 15
-
$3,541 SGD
View
B+
Retailer 16
-
$3,794 SGD
View
B+
Retailer 17
-
$3,809 SGD
View
Retailer 18
-
$3,833 SGD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
$3,868 SGD
View
B+
Retailer 20
-
$3,971 SGD
View
B+
Retailer 21
-
$4,029 SGD
View
B
Retailer 22
-
$4,792 SGD
View
B
Retailer 23
-
$4,927 SGD
View
B
Retailer 24
-
$5,782 SGD
View
Most Expensive
B
NZ Jewellers
63f43d3d-7aa9-4196-8292-634f7940fa71 · Nov 5
$6,901 SGD
$5,403 USD
View
24 more retailers have this diamond
Prices start from $2,546 SGDSave up to $4,356 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
$2,546 SGD