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Emerald|Natural|GIA

0.51ct F SI1 Emerald Natural Diamond

VG • F/SI1 • GIA 1527951597

Certificate GIA 1527951597

Diamond specifications and retailer prices

From $806 CAD
As of November 4, 2026
Save $1,208 CAD (60%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,221 CAD at NZ Jewellers · As of September 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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 1527951597. Listed at 19 retailers as of November 4, 2026, with a 150% 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
F
Color
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1527951597
Dimensions5.25 × 3.90 × 2.67 mm
L/W Ratio1.35
Key to symbols
Cloud, Crystal, Feather
Top View
5.25 mm3.90 mm0.51 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1527951597
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.4%

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 4
Current: $2,221 CAD|Low: $763 CAD|High: $3,666 CAD|Avg: $1,196 CAD
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
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 12$763 CAD
Retailer 8$785 CAD
Retailer 18$806 CAD
Retailer 10$817 CAD
Retailer 6$821 CAD
Retailer 4$909 CAD
Retailer 9$915 CAD
Retailer 5$1,017 CAD
Retailer 11$1,031 CAD
Retailer 13$1,057 CAD
Retailer 7$1,063 CAD
Retailer 15$1,064 CAD
Retailer 2$1,066 CAD
Retailer 16$1,138 CAD
Retailer 14$1,166 CAD
Retailer 17$1,348 CAD
Retailer 20$1,418 CAD
Retailer 19$1,877 CAD
Retailer 3$2,014 CAD
NZ Jewellers$2,221 CAD

34 data points across 20 retailers

19 retailers$806 CAD to $2,014 CAD

Retailer 1
-
$708 CAD
Price last confirmed 36 days ago
Retailer 2
-
$763 CAD
View
Price last confirmed 38 days ago
B+
Retailer 3
-
$806 CAD
View
Final sale: no returns
Retailer 4
-
$817 CAD
View
Price last confirmed 38 days ago
B+
Retailer 5
-
$821 CAD
View
B+
Retailer 6
-
$909 CAD
View
Retailer 7
-
$915 CAD
View
Price last confirmed 41 days ago
B
Retailer 8
-
$1,017 CAD
View
B
Retailer 9
-
$1,057 CAD
View
Retailer 10
-
$1,063 CAD
View
Price last confirmed 36 days ago
B
Retailer 11
-
$1,064 CAD
View
B
Retailer 12
-
$1,066 CAD
View
B
Retailer 13
-
$1,138 CAD
View
B
Retailer 14
-
$1,166 CAD
View
B
Retailer 15
-
$1,348 CAD
View
B
Retailer 16
-
$1,418 CAD
View
B
Retailer 17
-
$1,877 CAD
View
B
Retailer 18
-
$2,014 CAD
View
Most Expensive
NZ Jewellers
95dece29-d63a-4ff2-8972-ef637fbbf8f4 · Sep 30
$2,221 CAD
$1,590 USD
View
Price last confirmed 36 days ago
18 more retailers have this diamond
Prices start from $806 CADSave up to $1,208 CAD

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+
0.51ct Emerald
$806 CAD