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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 3555651411

Certificate GIA 3555651411

Diamond specifications and retailer prices

From $3,005 SGD
As of November 5, 2026
Save $4,011 SGD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,017 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 3555651411. Listed at 12 retailers as of November 5, 2026, with prices from $3,005 to $7,017, a $4,011 spread on the same certified stone. NZ Jewellers lists it at $7,017. 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
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 3555651411
Dimensions6.48 × 6.52 × 4.02 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.48 mm6.52 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555651411
Side View
Table 60.0%Crown 33.5°GirdlePavilion 41.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $7,017 SGD|Low: $3,005 SGD|High: $7,221 SGD|Avg: $3,943 SGD|-1.9%
NZ Jewellers
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 8$3,005 SGD
Retailer 5$3,034 SGD
Retailer 3$3,098 SGD
Retailer 10$3,357 SGD
Retailer 12$3,357 SGD
Retailer 11$3,485 SGD
Retailer 6$3,531 SGD
Retailer 9$3,536 SGD
Retailer 4$3,873 SGD
Retailer 2$4,182 SGD
Retailer 7$5,863 SGD
NZ Jewellers$7,017 SGD

26 data points across 12 retailers

12 retailers$3,005 SGD to $7,017 SGD

A
Cheapest Retailer
-
$3,005 SGD
A
Retailer 2
-
$3,034 SGD
View
A
Retailer 3
-
$3,098 SGD
View
Final sale: no returns
Retailer 4
-
$3,357 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$3,357 SGD
View
A
Retailer 6
-
$3,485 SGD
View
A
Retailer 7
-
$3,531 SGD
View
A
Retailer 8
-
$3,536 SGD
View
B+
Retailer 9
-
$3,873 SGD
View
B+
Retailer 10
-
$4,182 SGD
View
B
Retailer 11
-
$5,863 SGD
View
Most Expensive
B
NZ Jewellers
7a9e4d13-2bc2-4643-bc4b-bd6119086c4c · Nov 5
$7,017 SGD
$5,475 USD
View
11 more retailers have this diamond
Prices start from $3,005 SGDSave up to $4,011 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
$3,005 SGD