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Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 2487987638

Certificate GIA 2487987638

Diamond specifications and retailer prices

From HK$21,591 HKD
As of November 1, 2026
Save HK$28,684 HKD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$50,275 HKD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2487987638. Listed at 16 retailers as of October 30, 2026, with prices from HK$21,591 to HK$50,275, a HK$28,684 spread on the same certified stone. NZ Jewellers lists it at HK$50,275. 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
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2487987638
Dimensions7.26 × 7.20 × 4.64 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.26 mm7.20 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2487987638
Side View
Table 56.0%Crown 36°Girdle: Sli. ThickPavilion 41.4°Culet: NoneDepth 64.2%

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 1
Current: HK$50,275 HKD|Low: HK$21,391 HKD|High: HK$50,275 HKD|Avg: HK$30,834 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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 13HK$21,591 HKD
Retailer 3HK$23,296 HKD
Retailer 7HK$24,714 HKD
Retailer 4HK$25,616 HKD
Retailer 5HK$26,197 HKD
Retailer 14HK$28,856 HKD
Retailer 16HK$28,856 HKD
Retailer 8HK$28,951 HKD
Retailer 15HK$29,963 HKD
Retailer 9HK$29,970 HKD
Retailer 12HK$29,975 HKD
Retailer 6HK$29,999 HKD
Retailer 17HK$33,297 HKD
Retailer 2HK$33,636 HKD
Retailer 10HK$37,339 HKD
Retailer 11HK$48,256 HKD
NZ JewellersHK$50,275 HKD

29 data points across 17 retailers

16 retailersHK$21,591 HKD to HK$50,275 HKD

A
Cheapest Retailer
-
HK$21,591 HKD
B+
Retailer 2
-
HK$23,296 HKD
₹282,785 INR
View
B+
Retailer 3
-
HK$25,616 HKD
$3,265 USD
View
B+
Retailer 4
-
HK$26,197 HKD
$3,339 USD
View
B+
Retailer 5
-
HK$28,856 HKD
$3,678 USD
View
B+
Retailer 6
-
HK$28,856 HKD
$3,678 USD
View
B+
Retailer 7
-
HK$28,951 HKD
$3,690 USD
View
B+
Retailer 8
-
HK$29,963 HKD
$3,819 USD
View
B+
Retailer 9
-
HK$29,970 HKD
SGD 5,162 SGD
View
B+
Retailer 10
-
HK$29,975 HKD
£3,008 GBP
View
B+
Retailer 11
-
HK$29,999 HKD
$3,824 USD
View
B+
Retailer 12
-
HK$33,297 HKD
$4,244 USD
View
B+
Retailer 13
-
HK$33,636 HKD
€4,083 EUR
View
B+
Retailer 14
-
HK$37,339 HKD
£3,747 GBP
View
B
Retailer 15
-
HK$48,256 HKD
£4,843 GBP
View
Most Expensive
B
NZ Jewellers
da012cf4-68a9-4999-8152-cf296314ae29 · Oct 30
HK$50,275 HKD
$6,408 USD
View
15 more retailers have this diamond
Prices start from HK$21,591 HKDSave up to HK$28,684 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$21,591 HKD