CaratHunter
Plans
Radiant|Natural|GIA

1.51ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 5566500832

Certificate GIA 5566500832

Diamond specifications and retailer prices

From HK$35,852 HKD
As of October 30, 2026
Save HK$47,611 HKD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$83,463 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 G 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 5566500832. Listed at 19 retailers as of October 27, 2026, with prices from HK$35,852 to HK$83,463, a HK$47,611 spread on the same certified stone. NZ Jewellers lists it at HK$83,463. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566500832
Dimensions7.56 × 5.59 × 3.90 mm
L/W Ratio1.35
Girdle conditionPolished
Top View
7.56 mm5.59 mm1.51 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566500832
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: NoneDepth 69.8%

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 30
Current: HK$83,463 HKD|Low: HK$34,446 HKD|High: HK$85,487 HKD|Avg: HK$49,995 HKD|-2.4%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 5HK$35,852 HKD
Retailer 21HK$37,032 HKD
Retailer 3HK$38,601 HKD
Retailer 9HK$39,631 HKD
Retailer 19HK$39,746 HKD
Retailer 4HK$40,505 HKD
Retailer 2HK$40,865 HKD
Retailer 8HK$41,723 HKD
Retailer 15HK$42,445 HKD
Retailer 6HK$42,577 HKD
Retailer 7HK$42,681 HKD
Retailer 14HK$43,732 HKD
Retailer 13HK$44,929 HKD
Retailer 11HK$45,770 HKD
Retailer 17HK$47,292 HKD
Retailer 16HK$47,851 HKD
Retailer 20HK$54,437 HKD
Retailer 10HK$58,924 HKD
Retailer 18HK$73,913 HKD
Retailer 12HK$75,089 HKD
NZ JewellersHK$83,463 HKD

15 data points across 21 retailers

19 retailersHK$35,852 HKD to HK$83,463 HKD

A
Cheapest Retailer
-
HK$35,852 HKD
A
Retailer 2
-
HK$37,032 HKD
$4,720 USD
View
A
Retailer 3
-
HK$38,601 HKD
$4,920 USD
View
A
Retailer 4
-
HK$39,631 HKD
SGD 6,826 SGD
View
A
Retailer 5
-
HK$39,746 HKD
$5,066 USD
View
A
Retailer 6
-
HK$40,505 HKD
$5,163 USD
View
Retailer 7
-
HK$40,865 HKD
€4,961 EUR
View
Price last confirmed 3 days ago
A
Retailer 8
-
HK$42,445 HKD
$5,410 USD
View
A
Retailer 9
-
HK$42,577 HKD
A$8,349 AUD
View
A
Retailer 10
-
HK$42,681 HKD
$5,440 USD
View
Retailer 11
-
HK$43,732 HKD
$5,574 USD
View
Price last confirmed 14 days ago
A
Retailer 12
-
HK$44,929 HKD
£4,509 GBP
View
A
Retailer 13
-
HK$47,292 HKD
£4,746 GBP
View
A
Retailer 14
-
HK$47,851 HKD
$6,099 USD
View
B+
Retailer 15
-
HK$54,437 HKD
€6,608 EUR
View
B+
Retailer 16
-
HK$58,924 HKD
ZAR 121,331 ZAR
View
B+
Retailer 17
-
HK$73,913 HKD
£7,418 GBP
View
Retailer 18
-
HK$75,089 HKD
$9,571 USD
View
Price last confirmed 13 days ago
Most Expensive
B
NZ Jewellers
ee3d4bad-e84d-4bc9-bc88-51682b85e7d6 · Oct 27
HK$83,463 HKD
$10,638 USD
View
18 more retailers have this diamond
Prices start from HK$35,852 HKDSave up to HK$47,611 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
1.51ct Radiant
HK$35,852 HKD