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Round|Natural|GIA

1.51ct N SI1 Round Natural Diamond

VG • N/SI1 • GIA 2225163808

Certificate GIA 2225163808

Diamond specifications and retailer prices

From HK$19,495 HKD
As of November 5, 2026
Save HK$25,897 HKD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$45,392 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 N colour (tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2225163808. Listed at 9 retailers as of November 5, 2026, with prices from HK$19,495 to HK$45,392, a HK$25,897 spread on the same certified stone. NZ Jewellers lists it at HK$45,392. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
N
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2225163808
Dimensions7.16 × 7.21 × 4.61 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Top View
7.16 mm7.21 mm1.51 ctN / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2225163808
Side View
Table 59.0%Crown 36°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$45,392 HKD|Low: HK$14,412 HKD|High: HK$45,392 HKD|Avg: HK$24,532 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10HK$14,412 HKD
Retailer 9HK$19,495 HKD
Retailer 5HK$19,668 HKD
Retailer 7HK$19,668 HKD
Retailer 4HK$20,578 HKD
Retailer 6HK$22,696 HKD
Retailer 2HK$25,222 HKD
Retailer 3HK$26,501 HKD
Retailer 8HK$31,271 HKD
NZ JewellersHK$45,392 HKD

21 data points across 10 retailers

9 retailersHK$19,495 HKD to HK$45,392 HKD

B+
Cheapest Retailer
-
HK$19,495 HKD
Retailer 2
-
HK$19,668 HKD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
HK$19,668 HKD
View
B+
Retailer 4
-
HK$20,578 HKD
View
B
Retailer 5
-
HK$22,696 HKD
View
B
Retailer 6
-
HK$25,222 HKD
View
B
Retailer 7
-
HK$26,501 HKD
View
B
Retailer 8
-
HK$31,271 HKD
View
Most Expensive
C
NZ Jewellers
0d200bc3-f88b-48ea-9fd2-083b995f5b2c · Nov 5
HK$45,392 HKD
$5,786 USD
View
8 more retailers have this diamond
Prices start from HK$19,495 HKDSave up to HK$25,897 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.

B+
1.51ct Round
HK$19,495 HKD