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Round|Natural|GIA

1.29ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7566055929

Certificate GIA 7566055929

Diamond specifications and retailer prices

From HK$21,773 HKD
$2,775 USD
As of November 1, 2026
Save HK$22,559 HKD (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$44,332 HKD at MOH London · As of October 26, 2026
View at MOH London

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 7566055929. Listed at 7 retailers as of October 26, 2026, with prices from HK$21,773 to HK$44,332, a HK$22,559 spread on the same certified stone. MOH London lists it at HK$44,332. 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
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7566055929
Dimensions6.95 × 6.96 × 4.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
6.95 mm6.96 mm1.29 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566055929
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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$44,332 HKD|Low: HK$21,773 HKD|High: HK$44,512 HKD|Avg: HK$29,415 HKD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5HK$21,773 HKD
Retailer 6HK$22,581 HKD
Retailer 2HK$27,272 HKD
Retailer 7HK$29,212 HKD
Retailer 4HK$30,710 HKD
Retailer 3HK$30,853 HKD
MOH LondonHK$44,332 HKD

18 data points across 7 retailers

7 retailersHK$21,773 HKD to HK$44,332 HKD

B+
Cheapest Retailer
-
HK$21,773 HKD
$2,775 USD
B+
Retailer 2
-
HK$22,581 HKD
$2,878 USD
View
B+
Retailer 3
-
HK$27,272 HKD
£2,737 GBP
View
B
Retailer 4
-
HK$27,642 HKD
$3,523 USD
View
B
Retailer 5
-
HK$29,212 HKD
$3,723 USD
View
B+
Retailer 6
-
HK$30,853 HKD
€3,745 EUR
View
Most Expensive
B
MOH London
A73F19F67 · Oct 26
HK$44,332 HKD
£4,449 GBP
View
6 more retailers have this diamond
Prices start from HK$21,773 HKDSave up to HK$22,559 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+
1.29ct Round
HK$21,773 HKD