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Round|Natural|GIA

1.01ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 5566262655

Certificate GIA 5566262655

Diamond specifications and retailer prices

From $2,543 SGD
As of November 6, 2026
Save $3,357 SGD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,060 SGD at NZ Jewellers · As of October 17, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566262655. Listed at 17 retailers as of November 4, 2026, with a 132% 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

1.01
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5566262655
Dimensions6.41 × 6.36 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
6.41 mm6.36 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566262655
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.1%

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: Nov 6
Current: $2,640 SGD|Low: $2,543 SGD|High: $6,241 SGD|Avg: $3,967 SGD|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$2,543 SGD
Retailer 1$2,640 SGD
Retailer 6$2,962 SGD
Retailer 2$3,053 SGD
Retailer 3$3,531 SGD
Retailer 4$3,553 SGD
Retailer 5$4,183 SGD
Retailer 7$5,899 SGD
Retailer 9$6,217 SGD

27 data points across 9 retailers

17 retailers$2,543 SGD to $5,899 SGD

A
Cheapest Retailer
-
$2,543 SGD
A
Retailer 2
-
$2,640 SGD
View
A
Retailer 3
-
$2,962 SGD
View
A
Retailer 4
-
$3,053 SGD
View
A
Retailer 5
-
$3,116 SGD
View
Final sale: no returns
A
Retailer 6
-
$3,144 SGD
View
Retailer 7
-
$3,377 SGD
View
Price last confirmed 17 days ago
B+
Retailer 8
-
$3,460 SGD
View
Retailer 9
-
$3,506 SGD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$3,531 SGD
View
B+
Retailer 11
-
$3,553 SGD
View
B+
Retailer 12
-
$3,556 SGD
View
Retailer 13
-
$3,896 SGD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
$4,183 SGD
View
B
Retailer 15
-
$5,899 SGD
View
Retailer 16
-
$6,217 SGD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
4fc2c27d-c52b-408c-8ac9-6320ce64ed92 · Oct 17
$7,060 SGD
$5,509 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from $2,543 SGDSave up to $3,357 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
$2,543 SGD