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Radiant|Natural|GIA

1.31ct D SI1 Radiant Natural Diamond

ID • D/SI1 • GIA 6561542175

Certificate GIA 6561542175

Diamond specifications and retailer prices

From HK$39,924 HKD
As of November 6, 2026
Save HK$47,597 HKD (54%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$87,520 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.31ct natural radiant diamond

This 1.31ct natural radiant sits in the one-and-a-quarter to one-and-a-half 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 6561542175. Listed at 24 retailers as of November 5, 2026, with prices from HK$39,924 to HK$87,520, a HK$47,597 spread on the same certified stone. NZ Jewellers lists it at HK$87,520. 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

1.31
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.74°
Pavilion angle54.25°
OriginNatural
Grading LabGIA
CertificateGIA 6561542175
Dimensions7.60 × 5.38 × 3.70 mm
L/W Ratio1.41
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
7.60 mm5.38 mm1.31 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561542175
Side View
Table 62.0%Crown 47.74°Girdle: STK-STKPavilion 54.25°Culet: NoneDepth 68.8%

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: Nov 6
Current: HK$87,520 HKD|Low: HK$39,524 HKD|High: HK$87,520 HKD|Avg: HK$54,655 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 18HK$39,924 HKD
Retailer 12HK$40,018 HKD
Retailer 17HK$43,458 HKD
Retailer 5HK$44,281 HKD
Retailer 19HK$46,421 HKD
Retailer 9HK$48,294 HKD
Retailer 6HK$48,553 HKD
Retailer 2HK$49,697 HKD
Retailer 13HK$50,763 HKD
Retailer 10HK$51,413 HKD
Retailer 4HK$52,330 HKD
Retailer 7HK$53,138 HKD
Retailer 11HK$53,569 HKD
Retailer 3HK$54,274 HKD
Retailer 14HK$56,852 HKD
Retailer 15HK$63,843 HKD
Retailer 8HK$75,803 HKD
Retailer 16HK$76,885 HKD
NZ JewellersHK$87,520 HKD

23 data points across 19 retailers

24 retailersHK$39,924 HKD to HK$87,520 HKD

A
Cheapest Retailer
-
HK$39,924 HKD
A
Retailer 2
-
HK$40,018 HKD
View
B+
Retailer 3
-
HK$43,458 HKD
View
B+
Retailer 4
-
HK$44,148 HKD
View
B+
Retailer 5
-
HK$44,281 HKD
View
B+
Retailer 6
-
HK$45,637 HKD
View
B+
Retailer 7
-
HK$46,421 HKD
View
B+
Retailer 8
-
HK$48,294 HKD
View
Final sale: no returns
Retailer 9
-
HK$48,302 HKD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
HK$48,553 HKD
View
B+
Retailer 11
-
HK$49,697 HKD
View
B+
Retailer 12
-
HK$50,763 HKD
View
B+
Retailer 13
-
HK$51,413 HKD
View
B+
Retailer 14
-
HK$52,330 HKD
View
B+
Retailer 15
-
HK$53,138 HKD
View
B
Retailer 16
-
HK$53,569 HKD
View
B
Retailer 17
-
HK$53,576 HKD
View
B+
Retailer 18
-
HK$54,274 HKD
View
B+
Retailer 19
-
HK$56,852 HKD
View
B
Retailer 20
-
HK$60,379 HKD
View
B
Retailer 21
-
HK$63,843 HKD
View
B
Retailer 22
-
HK$75,803 HKD
View
B
Retailer 23
-
HK$76,885 HKD
View
Most Expensive
B
NZ Jewellers
84cb34aa-0d74-4df5-a106-0b0c567a3de4 · Nov 5
HK$87,520 HKD
$11,167 USD
View
23 more retailers have this diamond
Prices start from HK$39,924 HKDSave up to HK$47,597 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
1.31ct Radiant
HK$39,924 HKD