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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 623455489

Shape and cutting style on the report: Round brilliant

Certificate IGI 623455489

Diamond specifications and retailer prices

From HK$15,133 HKD
As of November 4, 2026
Save HK$19,895 HKD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$35,029 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 623455489. Listed at 10 retailers as of November 4, 2026, with prices from HK$15,133 to HK$35,029, a HK$19,895 spread on the same certified stone. NZ Jewellers lists it at HK$35,029. 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

1.60
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 623455489
Dimensions7.43 × 7.47 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.43 mm7.47 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623455489
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 4
Current: HK$35,029 HKD|Low: HK$15,133 HKD|High: HK$36,339 HKD|Avg: HK$20,444 HKD|-3.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 8HK$15,133 HKD
Retailer 11HK$16,757 HKD
Retailer 12HK$16,757 HKD
Retailer 4HK$16,883 HKD
Retailer 7HK$16,906 HKD
Retailer 10HK$17,526 HKD
Retailer 13HK$17,840 HKD
Retailer 9HK$18,562 HKD
Retailer 3HK$19,331 HKD
Retailer 2HK$20,445 HKD
Retailer 6HK$22,743 HKD
Retailer 5HK$28,478 HKD
NZ JewellersHK$35,029 HKD

29 data points across 13 retailers

10 retailersHK$15,133 HKD to HK$35,029 HKD

A
Cheapest Retailer
-
HK$15,133 HKD
Retailer 2
-
HK$16,757 HKD
View
Price last confirmed 8 days ago
A
Retailer 3
-
HK$16,757 HKD
View
A
Retailer 4
-
HK$16,906 HKD
View
B+
Retailer 5
-
HK$17,526 HKD
View
B+
Retailer 6
-
HK$17,840 HKD
View
B+
Retailer 7
-
HK$19,331 HKD
View
A
Retailer 8
-
HK$20,445 HKD
View
B+
Retailer 9
-
HK$22,743 HKD
View
Most Expensive
B
NZ Jewellers
4d7dcd95-ef8d-4172-939a-e61552f28d4d · Nov 5
HK$35,029 HKD
$4,465 USD
View
9 more retailers have this diamond
Prices start from HK$15,133 HKDSave up to HK$19,895 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
1.60ct Round
HK$15,133 HKD