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1.35ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 727584992

Shape and cutting style on the report: Round brilliant

Certificate IGI 727584992

Diamond specifications and retailer prices

From HK$12,952 HKD
As of November 5, 2026
Save HK$21,723 HKD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$34,676 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.35ct natural round diamond

This 1.35ct 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 IGI 727584992. Listed at 16 retailers as of November 5, 2026, with prices from HK$12,952 to HK$34,676, a HK$21,723 spread on the same certified stone. NZ Jewellers lists it at HK$34,676. 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

1.35
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 727584992
Dimensions7.03 × 7.06 × 4.40 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.03 mm7.06 mm1.35 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 727584992
Side View
Table 55.0%Crown 36.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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$19,276 HKD|Low: HK$12,952 HKD|High: HK$25,207 HKD|Avg: HK$16,200 HKD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8HK$12,952 HKD
Retailer 6HK$13,651 HKD
Retailer 2HK$14,216 HKD
Retailer 10HK$14,365 HKD
Retailer 7HK$14,671 HKD
Retailer 9HK$14,874 HKD
Retailer 4HK$15,965 HKD
Retailer 3HK$17,354 HKD
Retailer 1HK$19,276 HKD
Retailer 5HK$24,838 HKD

40 data points across 10 retailers

16 retailersHK$12,952 HKD to HK$34,676 HKD

A
Cheapest Retailer
-
HK$12,952 HKD
A
Retailer 2
-
HK$13,651 HKD
View
Retailer 3
-
HK$14,216 HKD
View
Price last confirmed 50 days ago
A
Retailer 4
-
HK$14,216 HKD
View
A
Retailer 5
-
HK$14,365 HKD
View
A
Retailer 6
-
HK$14,671 HKD
View
A
Retailer 7
-
HK$14,874 HKD
View
A
Retailer 8
-
HK$15,290 HKD
View
A
Retailer 9
-
HK$15,965 HKD
View
B+
Retailer 10
-
HK$16,404 HKD
View
Retailer 11
-
HK$16,404 HKD
View
Price last confirmed 48 days ago
A
Retailer 12
-
HK$17,354 HKD
View
A
Retailer 13
-
HK$19,276 HKD
View
B+
Retailer 14
-
HK$24,838 HKD
View
Retailer 15
-
HK$34,676 HKD
View
Price last confirmed 48 days ago
Most Expensive
B
NZ Jewellers
a4f82243-3331-48f7-94d8-37ea2e89a938 · Nov 5
HK$34,676 HKD
$4,420 USD
View
15 more retailers have this diamond
Prices start from HK$12,952 HKDSave up to HK$21,723 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
1.35ct Round
HK$12,952 HKD