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1.29ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1553196097

Certificate GIA 1553196097

Diamond specifications and retailer prices

From HK$18,328 HKD
$2,336 USD
As of November 2, 2026
Save HK$12,741 HKD (41%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$31,069 HKD at Jared · As of October 30, 2026
View at Jared

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1553196097. Listed at 5 retailers as of October 30, 2026, with prices from HK$18,328 to HK$31,069, a HK$12,741 spread on the same certified stone. Jared lists it at HK$31,069. 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

1.29
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1553196097
Dimensions7.03 × 4.24 × 4.24 mm
L/W Ratio1.66
Culet sizeNone
Top View
7.03 mm4.24 mm1.29 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1553196097
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

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$31,069 HKD|Low: HK$11,207 HKD|High: HK$31,069 HKD|Avg: HK$20,742 HKD
Jared
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
October 30, 2026
Retailer 5HK$11,207 HKD
Retailer 13HK$15,456 HKD
Retailer 12HK$15,605 HKD
Retailer 3HK$16,382 HKD
Retailer 10HK$16,590 HKD
Retailer 15HK$17,145 HKD
Retailer 7HK$18,328 HKD
Retailer 14HK$19,629 HKD
Retailer 4HK$20,370 HKD
Retailer 6HK$22,406 HKD
Retailer 8HK$22,795 HKD
Retailer 16HK$24,118 HKD
Retailer 11HK$25,831 HKD
Retailer 2HK$30,049 HKD
Retailer 9HK$30,049 HKD
JaredHK$31,069 HKD

2 data points across 16 retailers

5 retailersHK$18,328 HKD to HK$31,069 HKD

A
Cheapest Retailer
-
HK$18,328 HKD
$2,336 USD
Retailer 2
-
HK$19,568 HKD
A$3,837 AUD
View
Price last confirmed 25 days ago
B
Retailer 3
-
HK$30,049 HKD
$3,830 USD
View
B
Retailer 4
-
HK$30,049 HKD
$3,830 USD
View
Most Expensive
B
Jared
160275453 · Oct 30
HK$31,069 HKD
$3,960 USD
View
4 more retailers have this diamond
Prices start from HK$18,328 HKDSave up to HK$12,741 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
1.29ct Round
HK$18,328 HKD