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Emerald|Lab Grown|IGI

3.11ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731589462

Shape and cutting style on the report: Emerald cut

Certificate IGI LG731589462

Diamond specifications and retailer prices

From $1,717 AUD
$1,206 USD
As of October 30, 2026
Save $15,450 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $17,166 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.11ct lab-grown emerald diamond

This 3.11ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731589462 or 731589462. Listed at 25 retailers as of October 29, 2026, with prices from $1,717 to $17,166, a $15,450 spread on the same certified stone. Brilliant Earth lists it at $17,166. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.11
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731589462
Dimensions9.75 × 6.87 × 4.65 mm
L/W Ratio1.42
Culet sizeLarge
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
9.75 mm6.87 mm3.11 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731589462
Side View
Table 66.0%Crown 34.5°Girdle: MediumPavilion 40°Culet: LargeDepth 67.7%

Caratlytics Score

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A+
Exceptional
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 30
Current: $17,166 AUD|Low: $1,717 AUD|High: $17,166 AUD|Avg: $4,672 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 12
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Retailer 22
October 30, 2026
Retailer 13$1,717 AUD
Retailer 22$1,868 AUD
Retailer 9$1,922 AUD
Retailer 20$1,991 AUD
Retailer 17$2,178 AUD
Retailer 15$2,223 AUD
Retailer 8$2,314 AUD
Retailer 7$2,349 AUD
Retailer 3$2,850 AUD
Retailer 2$2,890 AUD
Retailer 18$3,183 AUD
Retailer 21$3,734 AUD
Retailer 4$3,815 AUD
Retailer 5$4,334 AUD
Retailer 16$4,625 AUD
Retailer 14$5,030 AUD
Retailer 10$5,715 AUD
Retailer 11$6,269 AUD
Retailer 19$6,434 AUD
Retailer 12$6,673 AUD
Retailer 6$6,980 AUD
Brilliant Earth$17,166 AUD

36 data points across 22 retailers

25 retailers$1,717 AUD to $17,166 AUD

A+
Cheapest Retailer
-
$1,717 AUD
$1,206 USD
A
Retailer 2
-
$1,868 AUD
$1,312 USD
View
A
Retailer 3
-
$1,922 AUD
$1,350 USD
View
Final sale: no returns
A
Retailer 4
-
$1,991 AUD
$1,399 USD
View
A
Retailer 5
-
$1,991 AUD
$1,399 USD
View
A
Retailer 6
-
$2,178 AUD
$1,530 USD
View
Retailer 7
-
$2,223 AUD
$1,562 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
$2,314 AUD
HK$12,700 HKD
View
A
Retailer 9
-
$2,349 AUD
$1,650 USD
View
A
Retailer 10
-
$2,850 AUD
$2,002 USD
View
A
Retailer 11
-
$2,890 AUD
£1,599 GBP
View
A
Retailer 12
-
$3,183 AUD
€2,130 EUR
View
A
Retailer 13
-
$3,734 AUD
$2,623 USD
View
A
Retailer 14
-
$3,815 AUD
$2,680 USD
View
A
Retailer 15
-
$4,334 AUD
$3,045 USD
View
A
Retailer 16
-
$4,625 AUD
ZAR 52,487 ZAR
View
Retailer 17
-
$5,030 AUD
View
Price last confirmed 7 days ago
Retailer 18
-
$5,380 AUD
£2,976 GBP
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$5,516 AUD
$3,875 USD
View
B+
Retailer 20
-
$5,715 AUD
$4,015 USD
View
B+
Retailer 21
-
$6,269 AUD
$4,404 USD
View
B+
Retailer 22
-
$6,434 AUD
£3,559 GBP
View
B+
Retailer 23
-
$6,673 AUD
SGD 6,335 SGD
View
B+
Retailer 24
-
$6,980 AUD
$4,904 USD
View
Most Expensive
B
Brilliant Earth
18890551A · Oct 29
$17,166 AUD
$12,060 USD
View
24 more retailers have this diamond
Prices start from $1,717 AUDSave up to $15,450 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+
3.11ct Emerald
$1,717 AUD