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Round|Natural|GIA

1.29ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2566181093

Certificate GIA 2566181093

Diamond specifications and retailer prices

From HK$16,788 HKD
As of November 5, 2026
Save HK$12,664 HKD (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$29,452 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566181093. Listed at 12 retailers as of November 5, 2026, with prices from HK$16,788 to HK$29,452, a HK$12,664 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$29,452. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2566181093
Dimensions6.90 × 4.36 × 4.36 mm
L/W Ratio1.58
Culet sizeNone
Top View
6.90 mm4.36 mm1.29 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566181093
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.9%

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 5
Current: HK$22,736 HKD|Low: HK$16,694 HKD|High: HK$30,920 HKD|Avg: HK$21,786 HKD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 6HK$16,788 HKD
Retailer 2HK$17,015 HKD
Retailer 9HK$17,642 HKD
Retailer 8HK$17,979 HKD
Retailer 4HK$19,280 HKD
Retailer 11HK$19,735 HKD
Retailer 10HK$22,438 HKD
Retailer 7HK$22,493 HKD
Retailer 1HK$22,736 HKD
Retailer 5HK$23,167 HKD
Retailer 3HK$27,643 HKD
Wholesale Diamonds DirectHK$29,452 HKD

31 data points across 12 retailers

12 retailersHK$16,788 HKD to HK$29,452 HKD

A
Cheapest Retailer
-
HK$16,788 HKD
A
Retailer 2
-
HK$17,015 HKD
View
A
Retailer 3
-
HK$17,642 HKD
View
A
Retailer 4
-
HK$17,979 HKD
View
A
Retailer 5
-
HK$19,280 HKD
View
A
Retailer 6
-
HK$19,735 HKD
View
B+
Retailer 7
-
HK$22,438 HKD
View
B+
Retailer 8
-
HK$22,493 HKD
View
B+
Retailer 9
-
HK$22,736 HKD
View
B+
Retailer 10
-
HK$23,167 HKD
View
B
Retailer 11
-
HK$27,643 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
636181062 · Nov 6
HK$29,452 HKD
$3,758 USD
View
11 more retailers have this diamond
Prices start from HK$16,788 HKDSave up to HK$12,664 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$16,788 HKD