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Radiant|Natural|GIA

0.83ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 2457398628

Certificate GIA 2457398628

Diamond specifications and retailer prices

From HK$14,280 HKD
$1,820 USD
As of November 1, 2026
Save HK$22,204 HKD (61%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$36,484 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.83ct natural radiant diamond

This 0.83ct 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 2457398628. Listed at 17 retailers as of October 30, 2026, with prices from HK$14,280 to HK$36,484, a HK$22,204 spread on the same certified stone. NZ Jewellers lists it at HK$36,484. 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

0.83
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2457398628
Dimensions6.48 × 4.89 × 3.28 mm
L/W Ratio1.33
Top View
6.48 mm4.89 mm0.83 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2457398628
Side View
Table 69.0%CrownGirdle: Very ThinPavilionCulet: NoneDepth 67.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$36,484 HKD|Low: HK$14,280 HKD|High: HK$36,484 HKD|Avg: HK$20,996 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 1, 2026
Retailer 5HK$14,280 HKD
Retailer 3HK$14,476 HKD
Retailer 12HK$15,810 HKD
Retailer 14HK$15,810 HKD
Retailer 13HK$16,540 HKD
Retailer 7HK$16,846 HKD
Retailer 4HK$17,928 HKD
Retailer 15HK$18,242 HKD
Retailer 9HK$19,150 HKD
Retailer 6HK$21,461 HKD
Retailer 11HK$21,791 HKD
Retailer 2HK$22,002 HKD
Retailer 10HK$25,993 HKD
Retailer 8HK$30,571 HKD
NZ JewellersHK$36,484 HKD

30 data points across 15 retailers

17 retailersHK$14,280 HKD to HK$36,484 HKD

B+
Cheapest Retailer
-
HK$14,280 HKD
$1,820 USD
B+
Retailer 2
-
HK$14,476 HKD
$1,845 USD
View
B+
Retailer 3
-
HK$15,567 HKD
$1,984 USD
View
B+
Retailer 4
-
HK$15,810 HKD
$2,015 USD
View
B+
Retailer 5
-
HK$15,810 HKD
$2,015 USD
View
B
Retailer 6
-
HK$16,286 HKD
$2,076 USD
View
B
Retailer 7
-
HK$16,540 HKD
$2,108 USD
View
B
Retailer 8
-
HK$16,846 HKD
$2,147 USD
View
B
Retailer 9
-
HK$17,928 HKD
$2,285 USD
View
B
Retailer 10
-
HK$18,242 HKD
$2,325 USD
View
B
Retailer 11
-
HK$19,150 HKD
£1,922 GBP
View
Retailer 12
-
HK$21,461 HKD
A$4,208 AUD
View
Price last confirmed 26 days ago
B
Retailer 13
-
HK$21,791 HKD
€2,645 EUR
View
B
Retailer 14
-
HK$22,002 HKD
£2,208 GBP
View
B
Retailer 15
-
HK$25,993 HKD
ZAR 53,519 ZAR
View
B
Retailer 16
-
HK$30,571 HKD
£3,068 GBP
View
Most Expensive
B
NZ Jewellers
87de0d4c-219a-4859-b998-2ce1d0763371 · Oct 30
HK$36,484 HKD
$4,650 USD
View
16 more retailers have this diamond
Prices start from HK$14,280 HKDSave up to HK$22,204 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+
0.83ct Radiant
HK$14,280 HKD