Round|Natural|GIA

1.29ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6561017918

Certificate GIA 6561017918

Diamond specifications and retailer prices

From HK$15,448 HKD
As of November 5, 2026
13 retailers carry this diamond
Most expensive: HK$31,635 HKD at Wholesale Diamonds Direct · As of October 26, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561017918. Listed at 13 retailers as of November 5, 2026. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6561017918
Dimensions6.91 × 6.94 × 4.35 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.91 mm6.94 mm1.29 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6561017918
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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 5
Current: HK$15,448 HKD|Low: HK$15,361 HKD|High: HK$34,504 HKD|Avg: HK$23,348 HKD|-8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 5, 2026
Retailer 1HK$15,448 HKD
Retailer 10HK$18,763 HKD
Retailer 9HK$18,974 HKD
Retailer 8HK$19,296 HKD
Retailer 6HK$20,706 HKD
Retailer 4HK$21,012 HKD
Retailer 11HK$21,474 HKD
Retailer 2HK$22,689 HKD
Retailer 3HK$23,645 HKD
Retailer 5HK$24,578 HKD
Retailer 7HK$24,954 HKD
Retailer 12HK$29,414 HKD
Wholesale Diamonds DirectHK$31,635 HKD

28 data points across 13 retailers

13 retailers

A
Cheapest Retailer
-
HK$15,448 HKD
Retailer 2
-
HK$18,763 HKD
View
Price last confirmed 8 days ago
Retailer 3
-
HK$18,974 HKD
View
Price last confirmed 8 days ago
Retailer 4
-
HK$19,296 HKD
View
Price last confirmed 10 days ago
Retailer 5
-
HK$20,706 HKD
View
Price last confirmed 8 days ago
Retailer 6
-
HK$21,012 HKD
View
Price last confirmed 8 days ago
Retailer 7
-
HK$21,474 HKD
View
Price last confirmed 8 days ago
Retailer 8
-
HK$22,689 HKD
View
Price last confirmed 9 days ago
Retailer 9
-
HK$23,645 HKD
View
Price last confirmed 9 days ago
Retailer 10
-
HK$24,578 HKD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$24,954 HKD
View
Price last confirmed 8 days ago
Retailer 12
-
HK$29,414 HKD
View
Price last confirmed 9 days ago
Most Expensive
Wholesale Diamonds Direct
271989831 · Oct 26
HK$31,635 HKD
$4,036 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond
Prices start from HK$15,448 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$15,448 HKD