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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 HK$16,007 HKD
$2,040 USD
As of October 28, 2026
Save HK$22,150 HKD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$38,157 HKD 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 HK$16,007 to HK$38,157, a HK$22,150 spread on the same certified stone. NZ Jewellers lists it at HK$38,157. 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: HK$38,157 HKD|Low: HK$16,007 HKD|High: HK$42,465 HKD|Avg: HK$22,346 HKD|-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 5HK$16,007 HKD
Retailer 3HK$16,493 HKD
Retailer 4HK$16,846 HKD
Retailer 14HK$17,717 HKD
Retailer 2HK$17,858 HKD
Retailer 7HK$18,243 HKD
Retailer 8HK$18,251 HKD
Retailer 15HK$18,251 HKD
Retailer 6HK$19,098 HKD
Retailer 16HK$19,348 HKD
Retailer 9HK$20,032 HKD
Retailer 12HK$21,060 HKD
Retailer 13HK$22,226 HKD
Retailer 11HK$22,764 HKD
Retailer 10HK$32,147 HKD
NZ JewellersHK$38,157 HKD

23 data points across 16 retailers

17 retailersHK$16,007 HKD to HK$38,157 HKD

A
Cheapest Retailer
-
HK$16,007 HKD
$2,040 USD
A
Retailer 2
-
HK$16,493 HKD
$2,102 USD
View
A
Retailer 3
-
HK$16,846 HKD
$2,147 USD
View
Final sale: no returns
A
Retailer 4
-
HK$17,717 HKD
$2,258 USD
View
A
Retailer 5
-
HK$17,858 HKD
£1,792 GBP
View
A
Retailer 6
-
HK$18,243 HKD
$2,325 USD
View
A
Retailer 7
-
HK$18,251 HKD
$2,326 USD
View
A
Retailer 8
-
HK$18,251 HKD
$2,326 USD
View
A
Retailer 9
-
HK$19,098 HKD
$2,434 USD
View
A
Retailer 10
-
HK$19,348 HKD
$2,466 USD
View
A
Retailer 11
-
HK$20,032 HKD
£2,010 GBP
View
A
Retailer 12
-
HK$21,060 HKD
$2,684 USD
View
B+
Retailer 13
-
HK$22,226 HKD
ZAR 45,761 ZAR
View
B+
Retailer 14
-
HK$22,764 HKD
€2,763 EUR
View
Retailer 15
-
HK$23,913 HKD
A$4,689 AUD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
HK$32,147 HKD
£3,226 GBP
View
Most Expensive
B
NZ Jewellers
da758dcd-53a5-482c-ad48-fa3e6551e3dd · Oct 27
HK$38,157 HKD
$4,863 USD
View
16 more retailers have this diamond
Prices start from HK$16,007 HKDSave up to HK$22,150 HKD

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
HK$16,007 HKD