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Round|Natural|GIA

1.01ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2516595059

Certificate GIA 2516595059

Diamond specifications and retailer prices

From $2,272 SGD
As of November 4, 2026
Save $2,908 SGD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,199 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2516595059. Listed at 18 retailers as of November 4, 2026, with a 128% 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2516595059
Dimensions6.53 × 6.47 × 3.94 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.53 mm6.47 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2516595059
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.6%

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 4
Current: $3,161 SGD|Low: $2,272 SGD|High: $5,257 SGD|Avg: $3,141 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$2,272 SGD
Retailer 5$2,383 SGD
Retailer 4$2,601 SGD
Retailer 6$2,650 SGD
Retailer 3$2,736 SGD
Retailer 10$2,765 SGD
Retailer 2$2,797 SGD
Retailer 1$3,161 SGD
Retailer 8$3,203 SGD
Retailer 7$3,679 SGD
Retailer 9$5,181 SGD

28 data points across 11 retailers

18 retailers$2,272 SGD to $5,181 SGD

A
Cheapest Retailer
-
$2,272 SGD
A
Retailer 2
-
$2,383 SGD
View
A
Retailer 3
-
$2,601 SGD
View
A
Retailer 4
-
$2,650 SGD
View
A
Retailer 5
-
$2,736 SGD
View
Final sale: no returns
A
Retailer 6
-
$2,765 SGD
View
A
Retailer 7
-
$2,797 SGD
View
A
Retailer 8
-
$2,839 SGD
View
Retailer 9
-
$2,965 SGD
View
Price last confirmed 21 days ago
Retailer 10
-
$2,965 SGD
View
Price last confirmed 17 days ago
A
Retailer 11
-
$3,053 SGD
View
Retailer 12
-
$3,101 SGD
View
Price last confirmed 22 days ago
A
Retailer 13
-
$3,161 SGD
View
A
Retailer 14
-
$3,203 SGD
View
Retailer 15
-
$3,421 SGD
View
Price last confirmed 19 days ago
A
Retailer 16
-
$3,679 SGD
View
B
Retailer 17
-
$5,181 SGD
View
Most Expensive
NZ Jewellers
14b96735-5840-4dde-8432-30cea7101ad0 · Oct 17
$6,199 SGD
$4,853 USD
View
Price last confirmed 19 days ago
17 more retailers have this diamond
Prices start from $2,272 SGDSave up to $2,908 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
$2,272 SGD