CaratHunter
Plans
Round|Natural|GIA

1.51ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2546595232

Certificate GIA 2546595232

Diamond specifications and retailer prices

From HK$23,292 HKD
As of November 6, 2026
Save HK$31,569 HKD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$54,861 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct 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 2546595232. Listed at 15 retailers as of November 5, 2026, with prices from HK$23,292 to HK$54,861, a HK$31,569 spread on the same certified stone. NZ Jewellers lists it at HK$54,861. 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

1.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2546595232
Dimensions7.25 × 7.30 × 4.57 mm
L/W Ratio1.01
Top View
7.25 mm7.30 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2546595232
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

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 6
Current: HK$54,861 HKD|Low: HK$23,096 HKD|High: HK$55,254 HKD|Avg: HK$33,942 HKD
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
Retailer 14
November 6, 2026
Retailer 11HK$23,292 HKD
Retailer 4HK$25,316 HKD
Retailer 5HK$26,791 HKD
Retailer 12HK$27,380 HKD
Retailer 3HK$28,525 HKD
Retailer 13HK$28,525 HKD
Retailer 14HK$29,623 HKD
Retailer 7HK$31,506 HKD
Retailer 6HK$32,918 HKD
Retailer 9HK$33,083 HKD
Retailer 2HK$34,284 HKD
Retailer 8HK$38,434 HKD
Retailer 10HK$52,649 HKD
NZ JewellersHK$54,861 HKD

38 data points across 14 retailers

15 retailersHK$23,292 HKD to HK$54,861 HKD

A
Cheapest Retailer
-
HK$23,292 HKD
A
Retailer 2
-
HK$25,316 HKD
View
A
Retailer 3
-
HK$26,791 HKD
View
A
Retailer 4
-
HK$27,380 HKD
View
Retailer 5
-
HK$28,525 HKD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$28,525 HKD
View
B+
Retailer 7
-
HK$29,623 HKD
View
B+
Retailer 8
-
HK$31,506 HKD
View
B+
Retailer 9
-
HK$32,918 HKD
View
B+
Retailer 10
-
HK$33,083 HKD
View
B+
Retailer 11
-
HK$34,284 HKD
View
Retailer 12
-
HK$36,943 HKD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
HK$38,434 HKD
View
B
Retailer 14
-
HK$52,649 HKD
View
Most Expensive
B
NZ Jewellers
18b521fa-8fb0-499f-b2fe-e453b0e89815 · Nov 5
HK$54,861 HKD
$6,993 USD
View
14 more retailers have this diamond
Prices start from HK$23,292 HKDSave up to HK$31,569 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
1.51ct Round
HK$23,292 HKD