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Round|Natural|GIA

1.01ct G SI1 Round Natural Diamond

GD • G/SI1 • GIA 6445130494

Certificate GIA 6445130494

Diamond specifications and retailer prices

From $2,357 SGD
As of October 31, 2026
Save $4,500 SGD (66%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,857 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6445130494. Listed at 21 retailers as of October 31, 2026, with prices from $2,357 to $6,857, a $4,500 spread on the same certified stone. NZ Jewellers lists it at $6,857. 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
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6445130494
Dimensions6.21 × 6.13 × 4.08 mm
L/W Ratio1.01
Top View
6.21 mm6.13 mm1.01 ctG / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6445130494
Side View
Table 59.0%Crown 39°Girdle: THK-VTKPavilion 41.2°Culet: NoneDepth 66.1%

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: $3,317 SGD|Low: $2,256 SGD|High: $5,814 SGD|Avg: $3,419 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$2,357 SGD
Retailer 10$2,386 SGD
Retailer 11$3,016 SGD
Retailer 2$3,027 SGD
Retailer 12$3,244 SGD
Retailer 1$3,317 SGD
Retailer 4$3,431 SGD
Retailer 5$3,450 SGD
Retailer 7$3,657 SGD
Retailer 3$3,674 SGD
Retailer 6$4,003 SGD
Retailer 8$5,745 SGD

39 data points across 12 retailers

21 retailers$2,357 SGD to $6,857 SGD

A
Cheapest Retailer
-
$2,357 SGD
B+
Retailer 2
-
$2,386 SGD
View
B+
Retailer 3
-
$2,901 SGD
View
B+
Retailer 4
-
$3,016 SGD
View
B+
Retailer 5
-
$3,027 SGD
View
Final sale: no returns
B+
Retailer 6
-
$3,128 SGD
View
B+
Retailer 7
-
$3,244 SGD
View
Retailer 8
-
$3,280 SGD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$3,280 SGD
View
B+
Retailer 10
-
$3,317 SGD
View
B+
Retailer 11
-
$3,431 SGD
View
B+
Retailer 12
-
$3,450 SGD
View
B+
Retailer 13
-
$3,459 SGD
View
B+
Retailer 14
-
$3,657 SGD
View
Retailer 15
-
$3,674 SGD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$3,785 SGD
View
B
Retailer 17
-
$4,003 SGD
View
B
Retailer 18
-
$5,745 SGD
View
C
Retailer 19
-
$6,286 SGD
View
C
Retailer 20
-
$6,369 SGD
View
Most Expensive
C
NZ Jewellers
22d67642-b443-44f6-a79c-c6fad031fcd3 · Nov 5
$6,857 SGD
$5,368 USD
View
20 more retailers have this diamond
Prices start from $2,357 SGDSave up to $4,500 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
$2,357 SGD