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Emerald|Lab Grown|IGI

1.28ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG817653522

Shape and cutting style on the report: Emerald cut

Certificate IGI LG817653522

Diamond specifications and retailer prices

From $263 AUD
$185 USD
As of October 23, 2026
Save $1,630 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,893 AUD at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817653522 or 817653522. Listed at 18 retailers as of October 23, 2026, with a 619% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817653522
Dimensions5.36 × 5.36 × 3.48 mm
L/W Ratio1.00
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.36 mm5.36 mm1.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG817653522
Side View
Table 64.0%Crown 34.6°Girdle: ThickPavilion 37.7°Culet: LargeDepth 68.6%

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 23
Current: $1,893 AUD|Low: $208 AUD|High: $1,950 AUD|Avg: $883 AUD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 3$293 AUD
Retailer 11$306 AUD
Retailer 12$441 AUD
Retailer 7$552 AUD
Retailer 6$570 AUD
Retailer 2$601 AUD
Retailer 10$806 AUD
Retailer 8$968 AUD
Retailer 5$997 AUD
Retailer 9$1,535 AUD
Retailer 4$1,631 AUD
Brilliant Earth$1,893 AUD

38 data points across 12 retailers

18 retailers$263 AUD to $1,893 AUD

A
Cheapest Retailer
-
$263 AUD
$185 USD
Retailer 2
-
$306 AUD
$215 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$326 AUD
$229 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$441 AUD
$310 USD
View
A
Retailer 5
-
$552 AUD
ZAR 6,265 ZAR
View
A
Retailer 6
-
$570 AUD
£315 GBP
View
B+
Retailer 7
-
$601 AUD
€402 EUR
View
B+
Retailer 8
-
$676 AUD
$475 USD
View
B+
Retailer 9
-
$806 AUD
$566 USD
View
Retailer 10
-
$966 AUD
$679 USD
View
Price last confirmed 73 days ago
Retailer 11
-
$968 AUD
$680 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$997 AUD
View
Retailer 13
-
$1,049 AUD
$737 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,126 AUD
$791 USD
View
Retailer 15
-
$1,535 AUD
£849 GBP
View
Price last confirmed 8 days ago
B
Retailer 16
-
$1,631 AUD
$1,146 USD
View
B
Retailer 17
-
$1,893 AUD
$1,330 USD
View
Most Expensive
Brilliant Earth
21125522A · Oct 12
$1,893 AUD
$1,330 USD
View
Price last confirmed 17 days ago
17 more retailers have this diamond
Prices start from $263 AUDSave up to $1,630 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
1.28ct Emerald
$263 AUD