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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 $516 SGD
$404 USD
As of October 31, 2026
Save $786 SGD (60%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,149 SGD 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 October 29, 2026, with a 152% 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: Oct 31
Current: $2,149 SGD|Low: $483 SGD|High: $2,238 SGD|Avg: $857 SGD|-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 1, 2026
Retailer 15$516 SGD
Retailer 14$560 SGD
Retailer 6$601 SGD
Retailer 4$603 SGD
Retailer 11$603 SGD
Retailer 7$644 SGD
Retailer 13$647 SGD
Retailer 2$696 SGD
Retailer 3$798 SGD
Retailer 12$825 SGD
Retailer 10$851 SGD
Retailer 8$865 SGD
Retailer 5$916 SGD
Retailer 9$1,302 SGD
NZ Jewellers$2,149 SGD

41 data points across 15 retailers

14 retailers$516 SGD to $1,302 SGD

A
Cheapest Retailer
-
$516 SGD
$404 USD
Final sale: no returns
A
Retailer 2
-
$560 SGD
$438 USD
View
B+
Retailer 3
-
$601 SGD
$470 USD
View
B+
Retailer 4
-
$603 SGD
$472 USD
View
B+
Retailer 5
-
$603 SGD
$472 USD
View
B+
Retailer 6
-
$647 SGD
$506 USD
View
B+
Retailer 7
-
$696 SGD
£429 GBP
View
B
Retailer 8
-
$798 SGD
$624 USD
View
B
Retailer 9
-
$825 SGD
$645 USD
View
B
Retailer 10
-
$851 SGD
€634 EUR
View
B
Retailer 11
-
$865 SGD
ZAR 10,933 ZAR
View
Retailer 12
-
$916 SGD
A$1,102 AUD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$1,302 SGD
£802 GBP
View
Most Expensive
NZ Jewellers
1f53f992-ac9d-4077-9288-361d16a54932 · Oct 30
$2,149 SGD
$1,681 USD
View
Price under review
13 more retailers have this diamond
Prices start from $516 SGDSave up to $786 SGD

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
$516 SGD