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Radiant|Natural|GIA

0.81ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 2477454934

Certificate GIA 2477454934

Diamond specifications and retailer prices

From HK$9,564 HKD
$1,219 USD
As of November 2, 2026
Save HK$15,731 HKD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$25,296 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural radiant diamond

This 0.81ct natural radiant sits in the just-under-one-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 2477454934. Listed at 13 retailers as of October 30, 2026, with prices from HK$9,564 to HK$25,296, a HK$15,731 spread on the same certified stone. NZ Jewellers lists it at HK$25,296. 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

0.81
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2477454934
Dimensions5.71 × 4.68 × 3.29 mm
L/W Ratio1.22
Top View
5.71 mm4.68 mm0.81 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2477454934
Side View
Table 65.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 70.4%

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 2
Current: HK$25,296 HKD|Low: HK$9,564 HKD|High: HK$25,296 HKD|Avg: HK$13,023 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
November 2, 2026
Retailer 4HK$9,564 HKD
Retailer 6HK$9,611 HKD
Retailer 3HK$10,004 HKD
Retailer 11HK$10,373 HKD
Retailer 13HK$10,373 HKD
Retailer 14HK$10,851 HKD
Retailer 5HK$11,119 HKD
Retailer 7HK$11,847 HKD
Retailer 12HK$11,965 HKD
Retailer 2HK$13,076 HKD
Retailer 9HK$14,467 HKD
Retailer 10HK$15,340 HKD
Retailer 8HK$18,992 HKD
NZ JewellersHK$25,296 HKD

21 data points across 14 retailers

13 retailersHK$9,564 HKD to HK$25,296 HKD

A
Cheapest Retailer
-
HK$9,564 HKD
$1,219 USD
Final sale: no returns
A
Retailer 2
-
HK$10,004 HKD
$1,275 USD
View
B+
Retailer 3
-
HK$10,373 HKD
$1,322 USD
View
B+
Retailer 4
-
HK$10,373 HKD
$1,322 USD
View
B+
Retailer 5
-
HK$10,851 HKD
$1,383 USD
View
B+
Retailer 6
-
HK$11,542 HKD
€1,401 EUR
View
B+
Retailer 7
-
HK$11,847 HKD
£1,189 GBP
View
B+
Retailer 8
-
HK$11,965 HKD
$1,525 USD
View
B+
Retailer 9
-
HK$13,076 HKD
£1,312 GBP
View
B+
Retailer 10
-
HK$14,467 HKD
€1,756 EUR
View
B+
Retailer 11
-
HK$15,340 HKD
ZAR 31,586 ZAR
View
B
Retailer 12
-
HK$18,992 HKD
£1,906 GBP
View
Most Expensive
B
NZ Jewellers
3caa7b0d-4bb0-44a6-946c-3c07eed31b8a · Oct 30
HK$25,296 HKD
$3,224 USD
View
12 more retailers have this diamond
Prices start from HK$9,564 HKDSave up to HK$15,731 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
0.81ct Radiant
HK$9,564 HKD