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Emerald|Natural|GIA

0.51ct J SI1 Emerald Natural Diamond

VG • J/SI1 • GIA 5553754078

Certificate GIA 5553754078

Diamond specifications and retailer prices

From HK$3,170 HKD
$404 USD
As of November 2, 2026
Save HK$4,772 HKD (60%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$13,189 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 5553754078. Listed at 14 retailers as of November 2, 2026, with a 151% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.51
Carat
J
Colour
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553754078
Dimensions5.43 × 3.85 × 2.60 mm
L/W Ratio1.41
Key to symbols
Feather, Crystal
Top View
5.43 mm3.85 mm0.51 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553754078
Side View
Table 63.0%CrownGirdlePavilionCulet: NDepth 67.5%

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 2
Current: HK$13,189 HKD|Low: HK$2,966 HKD|High: HK$13,739 HKD|Avg: HK$5,297 HKD|-4.0%
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
November 2, 2026
Retailer 15HK$3,170 HKD
Retailer 14HK$3,437 HKD
Retailer 6HK$3,688 HKD
Retailer 4HK$3,703 HKD
Retailer 11HK$3,703 HKD
Retailer 7HK$3,953 HKD
Retailer 13HK$3,970 HKD
Retailer 8HK$4,273 HKD
Retailer 3HK$4,896 HKD
Retailer 12HK$5,061 HKD
Retailer 10HK$5,223 HKD
Retailer 9HK$5,310 HKD
Retailer 5HK$5,619 HKD
Retailer 2HK$7,942 HKD
NZ JewellersHK$13,189 HKD

41 data points across 15 retailers

14 retailersHK$3,170 HKD to HK$7,942 HKD

A
Cheapest Retailer
-
HK$3,170 HKD
$404 USD
Final sale: no returns
A
Retailer 2
-
HK$3,437 HKD
$438 USD
View
B+
Retailer 3
-
HK$3,688 HKD
$470 USD
View
B+
Retailer 4
-
HK$3,703 HKD
$472 USD
View
B+
Retailer 5
-
HK$3,703 HKD
$472 USD
View
B+
Retailer 6
-
HK$3,970 HKD
$506 USD
View
B+
Retailer 7
-
HK$4,273 HKD
£429 GBP
View
B
Retailer 8
-
HK$4,896 HKD
$624 USD
View
B
Retailer 9
-
HK$5,061 HKD
$645 USD
View
B
Retailer 10
-
HK$5,223 HKD
€634 EUR
View
B
Retailer 11
-
HK$5,310 HKD
ZAR 10,933 ZAR
View
Retailer 12
-
HK$5,619 HKD
A$1,102 AUD
View
Price last confirmed 29 days ago
B
Retailer 13
-
HK$7,942 HKD
£797 GBP
View
Most Expensive
NZ Jewellers
1f53f992-ac9d-4077-9288-361d16a54932 · Oct 30
HK$13,189 HKD
$1,681 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$3,170 HKDSave up to HK$4,772 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
0.51ct Emerald
HK$3,170 HKD