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Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG743550532

Shape and cutting style on the report: Emerald cut

Certificate IGI LG743550532

Diamond specifications and retailer prices

From $380 AUD
$267 USD
As of October 30, 2026
Save $4,645 AUD (92%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,025 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550532 or 743550532. Listed at 25 retailers as of October 30, 2026, with prices from $380 to $5,025, a $4,645 spread on the same certified stone. Brilliant Earth lists it at $5,025. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550532
Dimensions7.85 × 5.44 × 3.61 mm
L/W Ratio1.44
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
7.85 mm5.44 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550532
Side View
Table 63.0%Crown 29.5°Girdle: MediumPavilion 40.4°Culet: LargeDepth 66.4%

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: $5,025 AUD|Low: $366 AUD|High: $6,221 AUD|Avg: $1,434 AUD|-19.2%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 17
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Retailer 20
Retailer 21
Retailer 22
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Retailer 24
Retailer 25
November 1, 2026
Retailer 3$380 AUD
Retailer 25$441 AUD
Retailer 2$446 AUD
Retailer 6$473 AUD
Retailer 15$547 AUD
Retailer 8$669 AUD
Retailer 20$698 AUD
Retailer 22$783 AUD
Retailer 23$811 AUD
Retailer 12$846 AUD
Retailer 19$905 AUD
Retailer 14$1,050 AUD
Retailer 24$1,097 AUD
Retailer 9$1,421 AUD
Retailer 7$1,451 AUD
Retailer 4$1,518 AUD
Retailer 18$1,550 AUD
Retailer 16$1,590 AUD
Retailer 17$1,597 AUD
Retailer 11$1,817 AUD
Retailer 13$1,891 AUD
Retailer 21$1,985 AUD
Retailer 10$2,005 AUD
Retailer 5$3,217 AUD
Brilliant Earth$5,025 AUD

35 data points across 25 retailers

25 retailers$380 AUD to $5,025 AUD

A
Cheapest Retailer
-
$380 AUD
$267 USD
A
Retailer 2
-
$441 AUD
$310 USD
View
A
Retailer 3
-
$446 AUD
$313 USD
View
Final sale: no returns
A
Retailer 4
-
$473 AUD
$332 USD
View
A
Retailer 5
-
$547 AUD
HK$3,000 HKD
View
A
Retailer 6
-
$669 AUD
$470 USD
View
A
Retailer 7
-
$698 AUD
$490 USD
View
A
Retailer 8
-
$783 AUD
€524 EUR
View
A
Retailer 9
-
$811 AUD
ZAR 9,202 ZAR
View
A
Retailer 10
-
$846 AUD
$594 USD
View
A
Retailer 11
-
$905 AUD
£501 GBP
View
A
Retailer 12
-
$1,050 AUD
$737 USD
View
A
Retailer 13
-
$1,097 AUD
View
B+
Retailer 14
-
$1,421 AUD
$998 USD
View
B+
Retailer 15
-
$1,451 AUD
$1,019 USD
View
B+
Retailer 16
-
$1,518 AUD
$1,066 USD
View
B+
Retailer 17
-
$1,550 AUD
$1,089 USD
View
B+
Retailer 18
-
$1,590 AUD
$1,117 USD
View
B+
Retailer 19
-
$1,597 AUD
SGD 1,516 SGD
View
B+
Retailer 20
-
$1,817 AUD
$1,276 USD
View
B+
Retailer 21
-
$1,891 AUD
£1,046 GBP
View
B+
Retailer 22
-
$1,985 AUD
View
B+
Retailer 23
-
$2,005 AUD
$1,409 USD
View
B
Retailer 24
-
$3,217 AUD
$2,260 USD
View
Most Expensive
B
Brilliant Earth
16656417A · Oct 31
$5,025 AUD
$3,530 USD
View
24 more retailers have this diamond
Prices start from $380 AUDSave up to $4,645 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
1.51ct Emerald
$380 AUD