Radiant|Natural|GIA

1.51ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 6532464929

Certificate GIA 6532464929

Diamond specifications and retailer prices

From HK$54,616 HKD
£5,481 GBP
As of November 2, 2026
Save HK$46,379 HKD (46%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$100,995 HKD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532464929. Listed at 16 retailers as of October 27, 2026, with prices from HK$54,616 to HK$100,995, a HK$46,379 spread on the same certified stone. NZ Jewellers lists it at HK$100,995. 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

1.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532464929
Dimensions7.73 × 5.60 × 3.84 mm
L/W Ratio1.38
Top View
7.73 mm5.60 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532464929
Side View
Table 67.0%CrownGirdlePavilionCulet: NoneDepth 68.5%

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 2
Current: HK$100,995 HKD|Low: HK$51,094 HKD|High: HK$100,995 HKD|Avg: HK$62,152 HKD
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
November 2, 2026
Retailer 7HK$51,094 HKD
Retailer 6HK$52,663 HKD
Retailer 2HK$54,616 HKD
Retailer 5HK$55,707 HKD
Retailer 3HK$55,739 HKD
Retailer 12HK$55,739 HKD
Retailer 9HK$56,095 HKD
Retailer 4HK$58,825 HKD
Retailer 15HK$60,384 HKD
Retailer 14HK$61,317 HKD
Retailer 10HK$65,627 HKD
Retailer 13HK$69,673 HKD
Retailer 8HK$73,533 HKD
Retailer 11HK$82,237 HKD
NZ JewellersHK$100,995 HKD

39 data points across 15 retailers

16 retailersHK$54,616 HKD to HK$100,995 HKD

Retailer 1
-
HK$51,094 HKD
$6,512 USD
Price last confirmed 7 days ago
Retailer 2
-
HK$52,663 HKD
$6,712 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
HK$54,616 HKD
£5,481 GBP
View
Retailer 4
-
HK$55,707 HKD
$7,100 USD
View
Price last confirmed 5 days ago
Retailer 5
-
HK$55,739 HKD
$7,104 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$56,095 HKD
£5,629 GBP
View
Retailer 7
-
HK$58,825 HKD
A$11,534 AUD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
HK$60,112 HKD
$7,661 USD
View
Retailer 9
-
HK$60,384 HKD
$7,696 USD
View
Price last confirmed 7 days ago
Retailer 10
-
HK$61,317 HKD
$7,815 USD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$61,671 HKD
$7,860 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
HK$65,627 HKD
€7,966 EUR
View
Price last confirmed 7 days ago
B
Retailer 13
-
HK$69,673 HKD
$8,880 USD
View
B
Retailer 14
-
HK$73,533 HKD
ZAR 151,405 ZAR
View
Retailer 15
-
HK$82,237 HKD
£8,253 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
NZ Jewellers
ae27c0d4-f803-44aa-b296-c81b4670f206 · Oct 27
HK$100,995 HKD
$12,872 USD
View
15 more retailers have this diamond
Prices start from HK$54,616 HKDSave up to HK$46,379 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+
1.51ct Radiant
HK$54,616 HKD