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Radiant|Natural|GIA

1.01ct E SI1 Radiant Natural Diamond

ID • E/SI1 • GIA 2544406259

Certificate GIA 2544406259

Diamond specifications and retailer prices

From $2,615 SGD
$2,040 USD
As of October 28, 2026
Save $3,618 SGD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,233 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544406259. Listed at 17 retailers as of October 27, 2026, with prices from $2,615 to $6,233, a $3,618 spread on the same certified stone. NZ Jewellers lists it at $6,233. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.08°
OriginNatural
Grading LabGIA
CertificateGIA 2544406259
Dimensions7.05 × 5.09 × 3.44 mm
L/W Ratio1.39
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.05 mm5.09 mm1.01 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544406259
Side View
Table 68.0%Crown 43.08°Girdle: MED-STKPavilionCulet: NoneDepth 67.5%

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 28
Current: $6,233 SGD|Low: $2,615 SGD|High: $6,937 SGD|Avg: $3,650 SGD|-10.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 5$2,615 SGD
Retailer 3$2,694 SGD
Retailer 4$2,752 SGD
Retailer 14$2,894 SGD
Retailer 2$2,917 SGD
Retailer 7$2,980 SGD
Retailer 8$2,981 SGD
Retailer 15$2,981 SGD
Retailer 6$3,120 SGD
Retailer 16$3,160 SGD
Retailer 9$3,272 SGD
Retailer 12$3,440 SGD
Retailer 13$3,631 SGD
Retailer 11$3,718 SGD
Retailer 10$5,251 SGD
NZ Jewellers$6,233 SGD

23 data points across 16 retailers

17 retailers$2,615 SGD to $6,233 SGD

A
Cheapest Retailer
-
$2,615 SGD
$2,040 USD
A
Retailer 2
-
$2,694 SGD
$2,102 USD
View
A
Retailer 3
-
$2,752 SGD
$2,147 USD
View
Final sale: no returns
A
Retailer 4
-
$2,894 SGD
$2,258 USD
View
A
Retailer 5
-
$2,917 SGD
£1,792 GBP
View
A
Retailer 6
-
$2,980 SGD
$2,325 USD
View
A
Retailer 7
-
$2,981 SGD
$2,326 USD
View
A
Retailer 8
-
$2,981 SGD
$2,326 USD
View
A
Retailer 9
-
$3,120 SGD
$2,434 USD
View
A
Retailer 10
-
$3,160 SGD
$2,466 USD
View
A
Retailer 11
-
$3,272 SGD
£2,010 GBP
View
A
Retailer 12
-
$3,440 SGD
$2,684 USD
View
B+
Retailer 13
-
$3,631 SGD
ZAR 45,761 ZAR
View
B+
Retailer 14
-
$3,718 SGD
€2,763 EUR
View
Retailer 15
-
$3,906 SGD
A$4,689 AUD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$5,251 SGD
£3,226 GBP
View
Most Expensive
B
NZ Jewellers
da758dcd-53a5-482c-ad48-fa3e6551e3dd · Oct 27
$6,233 SGD
$4,863 USD
View
16 more retailers have this diamond
Prices start from $2,615 SGDSave up to $3,618 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 Radiant
$2,615 SGD