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Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG732529758

Shape and cutting style on the report: Emerald cut

Certificate IGI LG732529758

Diamond specifications and retailer prices

From $345 AUD
$242 USD
As of October 30, 2026
Save $3,371 AUD (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,716 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 LG732529758 or 732529758. Listed at 25 retailers as of October 30, 2026, with prices from $345 to $3,716, a $3,371 spread on the same certified stone. Brilliant Earth lists it at $3,716. 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 angle24.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732529758
Dimensions8.06 × 5.48 × 3.45 mm
L/W Ratio1.47
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
8.06 mm5.48 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732529758
Side View
Table 61.0%Crown 24.5°Girdle: MediumPavilion 40.4°Culet: LNGDepth 63.0%

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: Oct 30
Current: $3,716 AUD|Low: $332 AUD|High: $6,193 AUD|Avg: $1,450 AUD|-40.0%
Brilliant Earth
Retailer 2
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Retailer 25
November 1, 2026
Retailer 24$345 AUD
Retailer 23$400 AUD
Retailer 22$406 AUD
Retailer 4$427 AUD
Retailer 16$656 AUD
Retailer 7$669 AUD
Retailer 19$783 AUD
Retailer 12$784 AUD
Retailer 20$811 AUD
Retailer 13$905 AUD
Retailer 14$970 AUD
Retailer 15$1,050 AUD
Retailer 21$1,097 AUD
Retailer 8$1,106 AUD
Retailer 5$1,379 AUD
Retailer 25$1,518 AUD
Retailer 10$1,738 AUD
Retailer 17$1,757 AUD
Retailer 18$1,888 AUD
Retailer 9$1,889 AUD
Retailer 2$1,891 AUD
Retailer 6$2,005 AUD
Retailer 3$3,168 AUD
Retailer 11$3,317 AUD
Brilliant Earth$3,716 AUD

37 data points across 25 retailers

25 retailers$345 AUD to $3,716 AUD

A
Cheapest Retailer
-
$345 AUD
$242 USD
A
Retailer 2
-
$400 AUD
$281 USD
View
A
Retailer 3
-
$406 AUD
$285 USD
View
Final sale: no returns
A
Retailer 4
-
$427 AUD
$300 USD
View
A
Retailer 5
-
$656 AUD
HK$3,600 HKD
View
A
Retailer 6
-
$669 AUD
$470 USD
View
A
Retailer 7
-
$783 AUD
€524 EUR
View
A
Retailer 8
-
$784 AUD
$551 USD
View
A
Retailer 9
-
$811 AUD
ZAR 9,202 ZAR
View
A
Retailer 10
-
$905 AUD
£501 GBP
View
A
Retailer 11
-
$970 AUD
View
A
Retailer 12
-
$1,050 AUD
$737 USD
View
A
Retailer 13
-
$1,097 AUD
View
A
Retailer 14
-
$1,106 AUD
$777 USD
View
B+
Retailer 15
-
$1,379 AUD
$969 USD
View
B+
Retailer 16
-
$1,518 AUD
$1,066 USD
View
B+
Retailer 17
-
$1,738 AUD
$1,221 USD
View
B+
Retailer 18
-
$1,757 AUD
$1,234 USD
View
B+
Retailer 19
-
$1,888 AUD
SGD 1,792 SGD
View
B+
Retailer 20
-
$1,889 AUD
$1,327 USD
View
B+
Retailer 21
-
$1,891 AUD
£1,046 GBP
View
Retailer 22
-
$2,005 AUD
View
Price last confirmed 24 days ago
B
Retailer 23
-
$3,168 AUD
$2,225 USD
View
B
Retailer 24
-
$3,317 AUD
$2,330 USD
View
Most Expensive
B
Brilliant Earth
16223178Y · Oct 31
$3,716 AUD
$2,610 USD
View
24 more retailers have this diamond
Prices start from $345 AUDSave up to $3,371 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
$345 AUD