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Radiant|Natural|GIA

1.04ct D SI1 Radiant Natural Diamond

EX • D/SI1 • GIA 2506379855

Certificate GIA 2506379855

Diamond specifications and retailer prices

From HK$28,983 HKD
As of November 6, 2026
Save HK$34,963 HKD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$63,945 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.04ct natural radiant diamond

This 1.04ct natural radiant sits in the classic one-carat band, graded D 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 2506379855. Listed at 14 retailers as of November 5, 2026, with prices from HK$28,983 to HK$63,945, a HK$34,963 spread on the same certified stone. NZ Jewellers lists it at HK$63,945. 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

1.04
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2506379855
Dimensions7.38 × 5.11 × 3.18 mm
L/W Ratio1.44
Top View
7.38 mm5.11 mm1.04 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2506379855
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$36,483 HKD|Low: HK$27,643 HKD|High: HK$59,157 HKD|Avg: HK$37,619 HKD|-12.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 7HK$28,983 HKD
Retailer 5HK$30,691 HKD
Retailer 6HK$33,254 HKD
Retailer 2HK$35,605 HKD
Retailer 1HK$36,483 HKD
Retailer 3HK$41,295 HKD
Retailer 4HK$58,295 HKD

45 data points across 7 retailers

14 retailersHK$28,983 HKD to HK$63,945 HKD

B+
Cheapest Retailer
-
HK$28,983 HKD
B+
Retailer 2
-
HK$29,547 HKD
View
B+
Retailer 3
-
HK$30,519 HKD
View
B+
Retailer 4
-
HK$30,668 HKD
View
B+
Retailer 5
-
HK$30,691 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$33,254 HKD
View
B+
Retailer 7
-
HK$33,254 HKD
View
B+
Retailer 8
-
HK$35,605 HKD
View
B+
Retailer 9
-
HK$36,483 HKD
View
B
Retailer 10
-
HK$38,364 HKD
View
B
Retailer 11
-
HK$38,568 HKD
View
B
Retailer 12
-
HK$41,295 HKD
View
B
Retailer 13
-
HK$58,295 HKD
View
Most Expensive
B
NZ Jewellers
5f7b234c-c8c8-4592-bfb7-20c7b5cc415d · Nov 5
HK$63,945 HKD
$8,159 USD
View
13 more retailers have this diamond
Prices start from HK$28,983 HKDSave up to HK$34,963 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.

B+
1.04ct Radiant
HK$28,983 HKD