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Round|Natural|GIA

1.01ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6392205845

Certificate GIA 6392205845

Diamond specifications and retailer prices

From $2,219 SGD
As of November 6, 2026
Save $5,813 SGD (72%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,031 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6392205845. Listed at 19 retailers as of November 5, 2026, with prices from $2,219 to $8,031, a $5,813 spread on the same certified stone. Diamond Quarter lists it at $8,031. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6392205845
Dimensions6.43 × 6.47 × 3.92 mm
L/W Ratio1.01
Top View
6.43 mm6.47 mm1.01 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6392205845
Side View
Table 61.0%Crown 34°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 60.8%

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: $3,288 SGD|Low: $1,779 SGD|High: $6,259 SGD|Avg: $3,439 SGD|+2.5%
Retailer 1
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
November 6, 2026
Retailer 5$1,782 SGD
Retailer 9$2,889 SGD
Retailer 14$2,993 SGD
Retailer 11$3,198 SGD
Retailer 13$3,198 SGD
Retailer 2$3,253 SGD
Retailer 12$3,260 SGD
Retailer 1$3,288 SGD
Retailer 6$3,325 SGD
Retailer 4$3,343 SGD
Retailer 10$3,347 SGD
Retailer 3$3,691 SGD
Retailer 7$4,100 SGD
Retailer 8$6,185 SGD

41 data points across 14 retailers

19 retailers$2,219 SGD to $8,031 SGD

A
Cheapest Retailer
-
$2,219 SGD
A
Retailer 2
-
$2,889 SGD
View
B+
Retailer 3
-
$2,975 SGD
View
B+
Retailer 4
-
$2,993 SGD
View
B+
Retailer 5
-
$3,198 SGD
View
Retailer 6
-
$3,198 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,253 SGD
View
B+
Retailer 8
-
$3,260 SGD
View
Final sale: no returns
B+
Retailer 9
-
$3,288 SGD
View
B+
Retailer 10
-
$3,325 SGD
View
B+
Retailer 11
-
$3,347 SGD
View
B+
Retailer 12
-
$3,513 SGD
View
B+
Retailer 13
-
$3,513 SGD
View
B+
Retailer 14
-
$3,628 SGD
View
B+
Retailer 15
-
$3,691 SGD
View
B
Retailer 16
-
$4,100 SGD
View
B
Retailer 17
-
$6,185 SGD
View
B
Retailer 18
-
$7,382 SGD
View
Most Expensive
B
Diamond Quarter
1.01SI2H63451340N · Nov 5
$8,031 SGD
£4,951 GBP
View
18 more retailers have this diamond
Prices start from $2,219 SGDSave up to $5,813 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
$2,219 SGD