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Emerald|Lab Grown|IGI

1.09ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG585317378

Shape and cutting style on the report: Emerald cut

Certificate IGI LG585317378

Diamond specifications and retailer prices

From $246 AUD
$173 USD
As of October 27, 2026
Save $2,188 AUD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,434 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.09ct lab-grown emerald diamond

This 1.09ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG585317378 or 585317378. Listed at 20 retailers as of October 27, 2026, with prices from $246 to $2,434, a $2,188 spread on the same certified stone. Brilliant Earth lists it at $2,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585317378
Dimensions6.80 × 4.89 × 3.34 mm
L/W Ratio1.39
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.80 mm4.89 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585317378
Side View
Table 61.0%Crown 35.5°Girdle: MediumPavilion 43.3°Culet: LNGDepth 68.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,377 AUD|Low: $246 AUD|High: $2,434 AUD|Avg: $686 AUD|-2.3%
Brilliant Earth
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
October 29, 2026
Retailer 5$246 AUD
Retailer 3$275 AUD
Retailer 17$285 AUD
Retailer 11$305 AUD
Retailer 9$323 AUD
Retailer 14$413 AUD
Retailer 16$524 AUD
Retailer 2$544 AUD
Retailer 10$598 AUD
Retailer 12$652 AUD
Retailer 6$789 AUD
Retailer 8$817 AUD
Retailer 15$897 AUD
Retailer 13$981 AUD
Retailer 4$1,058 AUD
Retailer 7$1,513 AUD
Brilliant Earth$2,377 AUD

42 data points across 17 retailers

20 retailers$246 AUD to $2,434 AUD

A
Cheapest Retailer
-
$246 AUD
$173 USD
A
Retailer 2
-
$275 AUD
$193 USD
View
Final sale: no returns
A
Retailer 3
-
$285 AUD
$200 USD
View
A
Retailer 4
-
$305 AUD
$214 USD
View
A
Retailer 5
-
$323 AUD
$227 USD
View
B+
Retailer 6
-
$413 AUD
$290 USD
View
A
Retailer 7
-
$524 AUD
ZAR 5,945 ZAR
View
A
Retailer 8
-
$544 AUD
£301 GBP
View
A
Retailer 9
-
$598 AUD
€400 EUR
View
A
Retailer 10
-
$652 AUD
$458 USD
View
A
Retailer 11
-
$789 AUD
View
B+
Retailer 12
-
$817 AUD
$574 USD
View
B+
Retailer 13
-
$897 AUD
$630 USD
View
B+
Retailer 14
-
$981 AUD
$689 USD
View
B+
Retailer 15
-
$1,058 AUD
$743 USD
View
B+
Retailer 16
-
$1,076 AUD
$756 USD
View
B+
Retailer 17
-
$1,170 AUD
View
Price last confirmed 139 days ago
B+
Retailer 18
-
$1,513 AUD
£837 GBP
View
B
Retailer 19
-
$2,377 AUD
$1,670 USD
View
Most Expensive
B
Brilliant Earth
14223931A · Oct 29
$2,434 AUD
$1,710 USD
View
19 more retailers have this diamond
Prices start from $246 AUDSave up to $2,188 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
1.09ct Emerald
$246 AUD