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Round|Natural|GIA

1.54ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6552555455

Certificate GIA 6552555455

Diamond specifications and retailer prices

From HK$32,329 HKD
As of November 5, 2026
Save HK$24,445 HKD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$63,648 HKD at NZ Jewellers · As of September 19, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552555455. Listed at 9 retailers as of November 2, 2026, with a 76% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552555455
Dimensions7.34 × 7.37 × 4.55 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Key to symbols
Knot, Cloud, Needle
Top View
7.34 mm7.37 mm1.54 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552555455
Side View
Table 59.0%Crown 36°GirdlePavilion 40.8°CuletDepth 61.9%

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$40,229 HKD|Low: HK$32,133 HKD|High: HK$58,882 HKD|Avg: HK$41,656 HKD|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2HK$32,329 HKD
Retailer 3HK$34,680 HKD
Retailer 5HK$39,022 HKD
Retailer 1HK$40,229 HKD
Retailer 4HK$56,774 HKD

42 data points across 5 retailers

9 retailersHK$32,329 HKD to HK$56,774 HKD

A
Cheapest Retailer
-
HK$32,329 HKD
B+
Retailer 2
-
HK$34,680 HKD
View
Retailer 3
-
HK$36,013 HKD
View
Price last confirmed 30 days ago
Retailer 4
-
HK$36,530 HKD
View
Price last confirmed 45 days ago
Retailer 5
-
HK$36,530 HKD
View
Price last confirmed 39 days ago
B+
Retailer 6
-
HK$39,022 HKD
View
B+
Retailer 7
-
HK$40,229 HKD
View
B
Retailer 8
-
HK$56,774 HKD
View
Most Expensive
NZ Jewellers
ebb1f8eb-daf1-4661-868b-14e14aaa6397 · Sep 19
HK$63,648 HKD
$8,121 USD
View
Price last confirmed 48 days ago
8 more retailers have this diamond
Prices start from HK$32,329 HKDSave up to HK$24,445 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$32,329 HKD