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Emerald|Natural|GIA

0.51ct E SI1 Emerald Natural Diamond

VG • E/SI1 • GIA 6512726209

Certificate GIA 6512726209

Diamond specifications and retailer prices

From $919 SGD
$717 USD
As of October 29, 2026
Save $1,158 SGD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,884 SGD at NZ Jewellers · As of October 27, 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 E 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 6512726209. Listed at 14 retailers as of October 26, 2026, with a 126% 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
E
Colour
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6512726209
Dimensions5.21 × 3.87 × 2.63 mm
L/W Ratio1.35
Top View
5.21 mm3.87 mm0.51 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512726209
Side View
Table 64.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.9%

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: Oct 29
Current: $1,064 SGD|Low: $955 SGD|High: $2,100 SGD|Avg: $1,309 SGD|+5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 8$955 SGD
Retailer 1$1,064 SGD
Retailer 4$1,064 SGD
Retailer 2$1,109 SGD
Retailer 3$1,304 SGD
Retailer 7$1,383 SGD
Retailer 6$1,416 SGD
Retailer 5$2,077 SGD

36 data points across 8 retailers

14 retailers$919 SGD to $2,077 SGD

B+
Cheapest Retailer
-
$919 SGD
$717 USD
B+
Retailer 2
-
$919 SGD
$717 USD
View
B+
Retailer 3
-
$955 SGD
$745 USD
View
B
Retailer 4
-
$1,061 SGD
$828 USD
View
B
Retailer 5
-
$1,064 SGD
£653 GBP
View
B+
Retailer 6
-
$1,064 SGD
$830 USD
View
B+
Retailer 7
-
$1,089 SGD
$850 USD
View
B+
Retailer 8
-
$1,109 SGD
£681 GBP
View
B
Retailer 9
-
$1,232 SGD
$961 USD
View
B
Retailer 10
-
$1,304 SGD
€969 EUR
View
B
Retailer 11
-
$1,383 SGD
A$1,660 AUD
View
Price last confirmed 25 days ago
B
Retailer 12
-
$1,416 SGD
ZAR 17,847 ZAR
View
B
Retailer 13
-
$2,077 SGD
£1,276 GBP
View
Most Expensive
B
NZ Jewellers
5d109806-f6ce-487c-9a7e-f1de22c1bbaa · Oct 27
$2,884 SGD
$2,250 USD
View
Price under review
13 more retailers have this diamond
Prices start from $919 SGDSave up to $1,158 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.

B+
0.51ct Emerald
$919 SGD