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Round|Natural|IGI

1.30ct H SI1 Round Natural Diamond

EX • H/SI1 • IGI 716502643

Shape and cutting style on the report: Round brilliant

Certificate IGI 716502643

Diamond specifications and retailer prices

From HK$19,805 HKD
As of November 5, 2026
Save HK$24,225 HKD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$48,424 HKD at Queensmith · As of October 20, 2026
View at Queensmith

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 716502643. Listed at 18 retailers as of November 4, 2026, with a 122% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.30
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 716502643
Dimensions6.92 × 6.97 × 4.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.92 mm6.97 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 716502643
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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$48,424 HKD|Low: HK$17,908 HKD|High: HK$48,523 HKD|Avg: HK$26,192 HKD|+3.0%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10HK$17,908 HKD
Retailer 7HK$19,805 HKD
Retailer 12HK$20,409 HKD
Retailer 11HK$20,479 HKD
Retailer 3HK$20,573 HKD
Retailer 4HK$21,051 HKD
Retailer 2HK$25,260 HKD
Retailer 8HK$25,652 HKD
Retailer 6HK$28,818 HKD
Retailer 5HK$32,227 HKD
Retailer 9HK$44,031 HKD
QueensmithHK$48,424 HKD

28 data points across 12 retailers

18 retailersHK$19,805 HKD to HK$44,031 HKD

Retailer 1
-
HK$17,908 HKD
Price last confirmed 23 days ago
A
Retailer 2
-
HK$19,805 HKD
View
Retailer 3
-
HK$20,573 HKD
View
Price last confirmed 31 days ago
A
Retailer 4
-
HK$21,036 HKD
View
Retailer 5
-
HK$21,051 HKD
View
Price last confirmed 23 days ago
Retailer 6
-
HK$22,109 HKD
View
Price last confirmed 30 days ago
Retailer 7
-
HK$22,109 HKD
View
Price last confirmed 30 days ago
Retailer 8
-
HK$22,572 HKD
View
Price last confirmed 18 days ago
Retailer 9
-
HK$22,964 HKD
View
Price last confirmed 39 days ago
Retailer 10
-
HK$23,222 HKD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
HK$25,260 HKD
View
Retailer 12
-
HK$25,511 HKD
View
Price last confirmed 29 days ago
A
Retailer 13
-
HK$25,652 HKD
View
B+
Retailer 14
-
HK$28,818 HKD
View
B+
Retailer 15
-
HK$32,227 HKD
View
B
Retailer 16
-
HK$44,031 HKD
View
Retailer 17
-
HK$46,225 HKD
View
Price last confirmed 40 days ago
Most Expensive
Queensmith
716502643 · Oct 20
HK$48,424 HKD
£4,865 GBP
View
Price last confirmed 17 days ago
17 more retailers have this diamond
Prices start from HK$19,805 HKDSave up to HK$24,225 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
1.30ct Round
HK$19,805 HKD