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Round|Natural|IGI

1.54ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 680508677

Shape and cutting style on the report: Round brilliant

Certificate IGI 680508677

Diamond specifications and retailer prices

From HK$10,889 HKD
As of November 6, 2026
Save HK$12,960 HKD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$34,848 HKD at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 680508677. Listed at 13 retailers as of November 4, 2026, with a 119% 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

1.54
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 680508677
Dimensions7.45 × 7.43 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.45 mm7.43 mm1.54 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 680508677
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.1%

Caratlytics Score

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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 6
Current: HK$10,889 HKD|Low: HK$10,889 HKD|High: HK$24,195 HKD|Avg: HK$16,168 HKD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1HK$10,889 HKD
Retailer 4HK$12,435 HKD
Retailer 5HK$14,718 HKD
Retailer 2HK$18,013 HKD
Retailer 3HK$23,849 HKD

45 data points across 5 retailers

13 retailersHK$10,889 HKD to HK$23,849 HKD

A
Cheapest Retailer
-
HK$10,889 HKD
A
Retailer 2
-
HK$12,435 HKD
View
Retailer 3
-
HK$12,662 HKD
View
Price last confirmed 95 days ago
Retailer 4
-
HK$13,651 HKD
View
Price last confirmed 25 days ago
Retailer 5
-
HK$13,651 HKD
View
Price last confirmed 29 days ago
Retailer 6
-
HK$14,278 HKD
View
Price last confirmed 38 days ago
A
Retailer 7
-
HK$14,718 HKD
View
Retailer 8
-
HK$15,745 HKD
View
Price last confirmed 28 days ago
Retailer 9
-
HK$16,483 HKD
View
Price last confirmed 60 days ago
A
Retailer 10
-
HK$18,013 HKD
View
A
Retailer 11
-
HK$23,849 HKD
View
Retailer 12
-
HK$33,287 HKD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
204d7aa0-65e7-46d9-9649-da9e07ddb1aa · Sep 1
HK$34,848 HKD
$4,442 USD
View
Price last confirmed 66 days ago
12 more retailers have this diamond
Prices start from HK$10,889 HKDSave up to HK$12,960 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
1.54ct Round
HK$10,889 HKD