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Emerald|Lab Grown|IGI

3.45ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731566851

Shape and cutting style on the report: Emerald cut

Certificate IGI LG731566851

Diamond specifications and retailer prices

From $2,635 AUD
$1,851 USD
As of October 30, 2026
Save $9,295 AUD (78%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $11,930 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.45ct lab-grown emerald diamond

This 3.45ct 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 LG731566851 or 731566851. Listed at 26 retailers as of October 30, 2026, with prices from $2,635 to $11,930, a $9,295 spread on the same certified stone. Brilliant Earth lists it at $11,930. 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

3.45
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731566851
Dimensions10.41 × 6.96 × 4.54 mm
L/W Ratio1.50
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
10.41 mm6.96 mm3.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731566851
Side View
Table 65.0%Crown 37°Girdle: Slightly ThickPavilion 39.1°Culet: LargeDepth 65.2%

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 30
Current: $11,930 AUD|Low: $2,530 AUD|High: $13,012 AUD|Avg: $6,646 AUD|-8.3%
Brilliant Earth
Retailer 2
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Retailer 26
November 1, 2026
Retailer 26$2,635 AUD
Retailer 25$2,866 AUD
Retailer 21$2,950 AUD
Retailer 5$3,056 AUD
Retailer 7$3,296 AUD
Retailer 12$3,334 AUD
Retailer 14$3,717 AUD
Retailer 13$4,202 AUD
Retailer 8$4,612 AUD
Retailer 23$4,877 AUD
Retailer 6$5,141 AUD
Retailer 9$5,498 AUD
Retailer 3$5,729 AUD
Retailer 18$6,335 AUD
Retailer 2$6,900 AUD
Retailer 22$7,096 AUD
Retailer 15$7,996 AUD
Retailer 11$8,236 AUD
Retailer 4$8,421 AUD
Retailer 24$8,774 AUD
Retailer 10$9,197 AUD
Retailer 20$10,291 AUD
Retailer 19$10,707 AUD
Retailer 16$10,780 AUD
Retailer 17$11,809 AUD
Brilliant Earth$11,930 AUD

32 data points across 26 retailers

26 retailers$2,635 AUD to $11,930 AUD

A
Cheapest Retailer
-
$2,635 AUD
$1,851 USD
A
Retailer 2
-
$2,866 AUD
$2,013 USD
View
A
Retailer 3
-
$2,950 AUD
$2,072 USD
View
Final sale: no returns
A
Retailer 4
-
$3,056 AUD
$2,147 USD
View
A
Retailer 5
-
$3,296 AUD
$2,315 USD
View
A
Retailer 6
-
$3,334 AUD
$2,342 USD
View
A
Retailer 7
-
$3,717 AUD
HK$20,400 HKD
View
A
Retailer 8
-
$4,202 AUD
£2,324 GBP
View
A
Retailer 9
-
$4,612 AUD
$3,240 USD
View
A
Retailer 10
-
$4,877 AUD
€3,263 EUR
View
A
Retailer 11
-
$5,141 AUD
$3,611 USD
View
A
Retailer 12
-
$5,498 AUD
$3,862 USD
View
B+
Retailer 13
-
$5,729 AUD
$4,024 USD
View
B+
Retailer 14
-
$6,335 AUD
£3,504 GBP
View
Retailer 15
-
$6,900 AUD
View
B+
Retailer 16
-
$7,096 AUD
ZAR 80,529 ZAR
View
B+
Retailer 17
-
$7,996 AUD
$5,617 USD
View
B+
Retailer 18
-
$8,236 AUD
$5,785 USD
View
Retailer 19
-
$8,421 AUD
$5,915 USD
View
Price last confirmed 13 days ago
B+
Retailer 20
-
$8,774 AUD
£4,853 GBP
View
B+
Retailer 21
-
$9,197 AUD
$6,461 USD
View
B
Retailer 22
-
$10,291 AUD
View
B
Retailer 23
-
$10,707 AUD
$7,521 USD
View
B
Retailer 24
-
$10,780 AUD
SGD 10,233 SGD
View
B
Retailer 25
-
$11,809 AUD
$8,295 USD
View
Most Expensive
B
Brilliant Earth
15998311A · Oct 31
$11,930 AUD
$8,380 USD
View
25 more retailers have this diamond
Prices start from $2,635 AUDSave up to $9,295 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
3.45ct Emerald
$2,635 AUD