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Radiant|Natural|GIA

1.00ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 6551655996

Certificate GIA 6551655996

Diamond specifications and retailer prices

From HK$10,004 HKD
$1,275 USD
As of November 1, 2026
Save HK$3,727 HKD (27%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$13,731 HKD at Jared · As of November 2, 2026
View at Jared

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded J 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 6551655996. Listed at 8 retailers as of November 1, 2026, with prices from HK$10,004 to HK$13,731, a HK$3,727 spread on the same certified stone. Jared lists it at HK$13,731. 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

1.00
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551655996
Dimensions6.43 × 4.79 × 3.34 mm
L/W Ratio1.34
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Natural
Top View
6.43 mm4.79 mm1.00 ctJ / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551655996
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: 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: Nov 1
Current: HK$13,731 HKD|Low: HK$8,999 HKD|High: HK$14,358 HKD|Avg: HK$12,306 HKD|-4.4%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 21, 2026
Retailer 2HK$10,004 HKD
Retailer 8HK$10,231 HKD
Retailer 4HK$11,455 HKD
Retailer 6HK$12,483 HKD
Retailer 7HK$12,791 HKD
Retailer 3HK$13,260 HKD
Retailer 5HK$13,260 HKD
JaredHK$13,731 HKD

16 data points across 8 retailers

8 retailersHK$10,004 HKD to HK$13,731 HKD

A
Cheapest Retailer
-
HK$10,004 HKD
$1,275 USD
A
Retailer 2
-
HK$10,231 HKD
$1,304 USD
View
Final sale: no returns
A
Retailer 3
-
HK$11,455 HKD
$1,460 USD
View
B+
Retailer 4
-
HK$12,483 HKD
$1,591 USD
View
B+
Retailer 5
-
HK$12,791 HKD
SGD 2,203 SGD
View
B+
Retailer 6
-
HK$13,260 HKD
$1,690 USD
View
B+
Retailer 7
-
HK$13,260 HKD
$1,690 USD
View
Most Expensive
B+
Jared
159877343 · Nov 2
HK$13,731 HKD
$1,750 USD
View
7 more retailers have this diamond
Prices start from HK$10,004 HKDSave up to HK$3,727 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
1.00ct Radiant
HK$10,004 HKD