CaratHunter
Plans
Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG741524304

Shape and cutting style on the report: Emerald cut

Certificate IGI LG741524304

Diamond specifications and retailer prices

From $424 AUD
$298 USD
As of November 1, 2026
Save $4,601 AUD (92%) vs most expensive(unlock to see where)
30 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 LG741524304 or 741524304. Listed at 30 retailers as of October 31, 2026, with prices from $424 to $5,025, a $4,601 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 angle33.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741524304
Dimensions7.81 × 5.31 × 3.63 mm
L/W Ratio1.47
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
7.81 mm5.31 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741524304
Side View
Table 63.0%Crown 33.1°Girdle: Slightly ThickPavilion 39.5°Culet: LargeDepth 68.4%

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: Nov 1
Current: $5,025 AUD|Low: $393 AUD|High: $6,221 AUD|Avg: $1,497 AUD|-19.2%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 16$393 AUD
Retailer 13$424 AUD
Retailer 10$547 AUD
Retailer 3$669 AUD
Retailer 17$698 AUD
Retailer 18$783 AUD
Retailer 19$811 AUD
Retailer 8$846 AUD
Retailer 2$905 AUD
Retailer 9$1,050 AUD
Retailer 20$1,097 AUD
Retailer 5$1,421 AUD
Retailer 23$1,451 AUD
Retailer 14$1,550 AUD
Retailer 15$1,566 AUD
Retailer 11$1,590 AUD
Retailer 12$1,597 AUD
Retailer 7$1,817 AUD
Retailer 21$1,895 AUD
Retailer 4$2,005 AUD
Retailer 6$2,005 AUD
Retailer 22$3,217 AUD
Brilliant Earth$5,025 AUD

36 data points across 23 retailers

30 retailers$424 AUD to $5,025 AUD

Retailer 1
-
$366 AUD
$257 USD
Price last confirmed 30 days ago
Retailer 2
-
$393 AUD
$276 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$424 AUD
$298 USD
View
Final sale: no returns
Retailer 4
-
$441 AUD
$310 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$456 AUD
$320 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
$473 AUD
$332 USD
View
Retailer 7
-
$473 AUD
$332 USD
View
Price last confirmed 22 days ago
Retailer 8
-
$481 AUD
$338 USD
View
Price last confirmed 35 days ago
A
Retailer 9
-
$547 AUD
HK$3,000 HKD
View
A
Retailer 10
-
$669 AUD
$470 USD
View
A
Retailer 11
-
$698 AUD
$490 USD
View
A
Retailer 12
-
$783 AUD
€524 EUR
View
A
Retailer 13
-
$811 AUD
ZAR 9,202 ZAR
View
A
Retailer 14
-
$846 AUD
$594 USD
View
A
Retailer 15
-
$905 AUD
£501 GBP
View
A
Retailer 16
-
$1,050 AUD
$737 USD
View
A
Retailer 17
-
$1,097 AUD
View
B+
Retailer 18
-
$1,421 AUD
$998 USD
View
B+
Retailer 19
-
$1,451 AUD
$1,019 USD
View
Retailer 20
-
$1,518 AUD
$1,066 USD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
$1,550 AUD
$1,089 USD
View
Retailer 22
-
$1,566 AUD
$1,100 USD
View
Price last confirmed 32 days ago
B+
Retailer 23
-
$1,590 AUD
$1,117 USD
View
B+
Retailer 24
-
$1,597 AUD
SGD 1,516 SGD
View
B+
Retailer 25
-
$1,817 AUD
$1,276 USD
View
B+
Retailer 26
-
$1,895 AUD
£1,048 GBP
View
Retailer 27
-
$2,005 AUD
View
Price last confirmed 27 days ago
B+
Retailer 28
-
$2,005 AUD
$1,409 USD
View
B
Retailer 29
-
$3,217 AUD
$2,260 USD
View
Most Expensive
B
Brilliant Earth
16163928A · Oct 31
$5,025 AUD
$3,530 USD
View
29 more retailers have this diamond
Prices start from $424 AUDSave up to $4,601 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
$424 AUD