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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 3565148837

Certificate GIA 3565148837

Diamond specifications and retailer prices

From $2,133 SGD
As of November 6, 2026
Save $2,831 SGD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,074 SGD at NZ Jewellers · As of October 17, 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 3565148837. Listed at 17 retailers as of November 4, 2026, with a 133% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3565148837
Dimensions6.45 × 6.50 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.45 mm6.50 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3565148837
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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 6
Current: $2,136 SGD|Low: $2,133 SGD|High: $5,265 SGD|Avg: $3,182 SGD|-7.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$2,133 SGD
Retailer 1$2,136 SGD
Retailer 6$2,561 SGD
Retailer 7$2,591 SGD
Retailer 10$2,622 SGD
Retailer 3$3,098 SGD
Retailer 5$3,263 SGD
Retailer 4$3,651 SGD
Retailer 9$4,120 SGD
Retailer 8$4,964 SGD

29 data points across 10 retailers

17 retailers$2,133 SGD to $4,964 SGD

A
Cheapest Retailer
-
$2,133 SGD
A
Retailer 2
-
$2,136 SGD
View
A
Retailer 3
-
$2,561 SGD
View
A
Retailer 4
-
$2,591 SGD
View
A
Retailer 5
-
$2,622 SGD
View
Final sale: no returns
Retailer 6
-
$2,905 SGD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$3,022 SGD
View
Retailer 8
-
$3,067 SGD
View
Price last confirmed 60 days ago
A
Retailer 9
-
$3,098 SGD
View
Retailer 10
-
$3,107 SGD
View
Price last confirmed 22 days ago
A
Retailer 11
-
$3,263 SGD
View
Retailer 12
-
$3,353 SGD
View
Price last confirmed 19 days ago
Retailer 13
-
$3,538 SGD
View
Price last confirmed 60 days ago
B+
Retailer 14
-
$3,651 SGD
View
B+
Retailer 15
-
$4,120 SGD
View
B+
Retailer 16
-
$4,964 SGD
View
Most Expensive
NZ Jewellers
bb24de06-c911-4205-9c7e-acbdd57db605 · Oct 17
$6,074 SGD
$4,739 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from $2,133 SGDSave up to $2,831 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
$2,133 SGD