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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2447174807

Certificate GIA 2447174807

Diamond specifications and retailer prices

From $3,053 SGD
As of October 31, 2026
Save $4,250 SGD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,303 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2447174807. Listed at 18 retailers as of October 31, 2026, with prices from $3,053 to $7,303, a $4,250 spread on the same certified stone. NZ Jewellers lists it at $7,303. 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

1.05
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2447174807
Dimensions6.49 × 6.45 × 4.07 mm
L/W Ratio1.01
Top View
6.49 mm6.45 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2447174807
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Oct 31
Current: $4,281 SGD|Low: $2,930 SGD|High: $7,094 SGD|Avg: $4,236 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$3,053 SGD
Retailer 6$3,084 SGD
Retailer 7$3,782 SGD
Retailer 8$3,868 SGD
Retailer 1$4,281 SGD
Retailer 2$4,284 SGD
Retailer 9$4,352 SGD
Retailer 4$4,455 SGD
Retailer 3$6,990 SGD

44 data points across 9 retailers

18 retailers$3,053 SGD to $7,303 SGD

A
Cheapest Retailer
-
$3,053 SGD
A
Retailer 2
-
$3,084 SGD
View
A
Retailer 3
-
$3,580 SGD
View
B+
Retailer 4
-
$3,782 SGD
View
B+
Retailer 5
-
$3,868 SGD
View
Final sale: no returns
Retailer 6
-
$3,942 SGD
View
Price last confirmed 109 days ago
Retailer 7
-
$4,192 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$4,192 SGD
View
B+
Retailer 9
-
$4,281 SGD
View
B+
Retailer 10
-
$4,284 SGD
View
B+
Retailer 11
-
$4,352 SGD
View
B+
Retailer 12
-
$4,375 SGD
View
B+
Retailer 13
-
$4,455 SGD
View
B
Retailer 14
-
$4,837 SGD
View
B
Retailer 15
-
$5,674 SGD
View
B
Retailer 16
-
$6,990 SGD
View
B
Retailer 17
-
$7,010 SGD
View
Most Expensive
B
NZ Jewellers
09ea47c9-8c03-44fd-92af-8f7f4df697b7 · Nov 5
$7,303 SGD
$5,698 USD
View
17 more retailers have this diamond
Prices start from $3,053 SGDSave up to $4,250 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
1.05ct Round
$3,053 SGD