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1.29ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 534245365

Certificate IGI 534245365

Diamond specifications and retailer prices

From HK$16,915 HKD
₹205,335 INR
As of November 2, 2026
Save HK$9,380 HKD (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$26,296 HKD at Yorxs · As of November 1, 2026
View at Yorxs

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 IGI 534245365. Listed at 3 retailers as of November 1, 2026, with prices from HK$16,915 to HK$26,296, a HK$9,380 spread on the same certified stone. Yorxs lists it at HK$26,296. 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

1.29
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 534245365
Dimensions6.93 × 6.96 × 4.28 mm
L/W Ratio1.00
Top View
6.93 mm6.96 mm1.29 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 534245365
Side View
Table 57.5%CrownGirdlePavilionCuletDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$16,915 HKD|Low: HK$16,881 HKD|High: HK$26,477 HKD|Avg: HK$21,234 HKD|-1.5%
Retailer 1
Retailer 2
Yorxs
November 2, 2026
Retailer 1HK$16,915 HKD
Retailer 2HK$20,524 HKD
YorxsHK$26,296 HKD

46 data points across 3 retailers

3 retailersHK$16,915 HKD to HK$26,296 HKD

A
Cheapest Retailer
-
HK$16,915 HKD
₹205,335 INR
B+
Retailer 2
-
HK$20,524 HKD
$2,616 USD
View
Most Expensive
B
Yorxs
AE102 · Nov 1
HK$26,296 HKD
€3,192 EUR
View
2 more retailers have this diamond
Prices start from HK$16,915 HKDSave up to HK$9,380 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$16,915 HKD