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Radiant|Natural|GIA

1.51ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 1565108785

Certificate GIA 1565108785

Diamond specifications and retailer prices

From HK$33,263 HKD
£3,338 GBP
As of November 1, 2026
Save HK$28,240 HKD (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$61,502 HKD at NZ Jewellers · As of October 30, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565108785. Listed at 6 retailers as of October 30, 2026, with prices from HK$33,263 to HK$61,502, a HK$28,240 spread on the same certified stone. NZ Jewellers lists it at HK$61,502. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle52.28°
Pavilion angle35.08°
OriginNatural
Grading LabGIA
CertificateGIA 1565108785
Dimensions7.68 × 5.71 × 3.76 mm
L/W Ratio1.35
Girdle conditionVery Thick
Key to symbols
Crystal, Feather, Indented Natural, Needle, Natural
Top View
7.68 mm5.71 mm1.51 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1565108785
Side View
Table 73.0%Crown 52.28°Girdle: THI-POLPavilion 35.08°Culet: NoneDepth 65.9%

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: Nov 1
Current: HK$61,502 HKD|Low: HK$33,250 HKD|High: HK$63,982 HKD|Avg: HK$44,159 HKD|-3.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2HK$33,263 HKD
Retailer 4HK$35,149 HKD
Retailer 5HK$35,298 HKD
Retailer 6HK$35,298 HKD
Retailer 3HK$56,526 HKD
NZ JewellersHK$61,502 HKD

31 data points across 6 retailers

6 retailersHK$33,263 HKD to HK$61,502 HKD

A
Cheapest Retailer
-
HK$33,263 HKD
£3,338 GBP
A
Retailer 2
-
HK$35,149 HKD
$4,480 USD
View
A
Retailer 3
-
HK$35,298 HKD
$4,499 USD
View
A
Retailer 4
-
HK$35,298 HKD
$4,499 USD
View
B+
Retailer 5
-
HK$56,526 HKD
£5,673 GBP
View
Most Expensive
B+
NZ Jewellers
ed1fcc82-bf66-4e54-bc01-dde04d15958a · Oct 30
HK$61,502 HKD
$7,839 USD
View
5 more retailers have this diamond
Prices start from HK$33,263 HKDSave up to HK$28,240 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$33,263 HKD