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Emerald|Natural|GIA

0.51ct E SI1 Emerald Natural Diamond

ID • E/SI1 • GIA 1242005773

Certificate GIA 1242005773

Diamond specifications and retailer prices

From $734 AUD
$516 USD
As of October 29, 2026
Save $1,643 AUD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,377 AUD at Diamond Exchange Canada · As of October 27, 2026
View at Diamond Exchange Canada

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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1242005773. Listed at 14 retailers as of October 27, 2026, with prices from $734 to $2,377, a $1,643 spread on the same certified stone. Diamond Exchange Canada lists it at $2,377. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1242005773
Dimensions5.33 × 3.80 × 2.54 mm
L/W Ratio1.40
Girdle conditionPolished
Top View
5.33 mm3.80 mm0.51 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242005773
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.6%

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 29
Current: $2,377 AUD|Low: $490 AUD|High: $2,377 AUD|Avg: $954 AUD
Diamond Exchange Canada
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
October 28, 2026
Retailer 18$601 AUD
Retailer 17$631 AUD
Retailer 10$683 AUD
Retailer 13$734 AUD
Retailer 9$746 AUD
Retailer 3$753 AUD
Retailer 8$774 AUD
Retailer 20$777 AUD
Retailer 15$789 AUD
Retailer 12$862 AUD
Retailer 14$917 AUD
Retailer 7$979 AUD
Retailer 19$1,032 AUD
Retailer 4$1,056 AUD
Retailer 16$1,077 AUD
Retailer 2$1,121 AUD
Retailer 5$1,123 AUD
Retailer 6$1,175 AUD
Retailer 11$1,768 AUD
Diamond Exchange Canada$2,377 AUD

27 data points across 20 retailers

14 retailers$734 AUD to $2,377 AUD

A
Retailer 1
-
$601 AUD
HK$3,300 HKD
Price last confirmed 24 days ago
A
Retailer 2
-
$683 AUD
$480 USD
View
Price last confirmed 25 days ago
A
Retailer 3
-
$734 AUD
$516 USD
View
A
Retailer 4
-
$746 AUD
$524 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$753 AUD
SGD 715 SGD
View
Price last confirmed 23 days ago
A
Retailer 6
-
$774 AUD
€518 EUR
View
Price last confirmed 26 days ago
A
Retailer 7
-
$917 AUD
$644 USD
View
B+
Retailer 8
-
$979 AUD
£542 GBP
View
Price last confirmed 24 days ago
B+
Retailer 9
-
$1,077 AUD
$757 USD
View
Price last confirmed 24 days ago
B+
Retailer 10
-
$1,121 AUD
€750 EUR
View
B+
Retailer 11
-
$1,123 AUD
View
Price last confirmed 25 days ago
B+
Retailer 12
-
$1,175 AUD
ZAR 13,339 ZAR
View
Price last confirmed 25 days ago
B
Retailer 13
-
$2,376 AUD
$1,669 USD
View
Price last confirmed 29 days ago
Most Expensive
B
Diamond Exchange Canada
1993084824 · Oct 27
$2,377 AUD
CA$2,320 CAD
View
13 more retailers have this diamond
Prices start from $734 AUDSave up to $1,643 AUD

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
$734 AUD