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Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731580881

Shape and cutting style on the report: Emerald cut

Certificate IGI LG731580881

Diamond specifications and retailer prices

From $309 SGD
$242 USD
As of October 30, 2026
Save $3,027 SGD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,337 SGD 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 LG731580881 or 731580881. Listed at 24 retailers as of October 30, 2026, with prices from $309 to $3,337, a $3,027 spread on the same certified stone. Brilliant Earth lists it at $3,337. 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 angle29.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731580881
Dimensions8.07 × 5.41 × 3.62 mm
L/W Ratio1.49
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
8.07 mm5.41 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731580881
Side View
Table 64.0%Crown 29.9°Girdle: MediumPavilion 40.1°Culet: LargeDepth 66.9%

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: $3,337 SGD|Low: $298 SGD|High: $5,561 SGD|Avg: $1,322 SGD|-40.0%
Brilliant Earth
Retailer 2
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Retailer 24
November 1, 2026
Retailer 23$309 SGD
Retailer 22$359 SGD
Retailer 21$364 SGD
Retailer 4$384 SGD
Retailer 14$589 SGD
Retailer 6$601 SGD
Retailer 18$703 SGD
Retailer 11$704 SGD
Retailer 19$728 SGD
Retailer 13$813 SGD
Retailer 12$943 SGD
Retailer 20$986 SGD
Retailer 7$993 SGD
Retailer 5$1,239 SGD
Retailer 24$1,363 SGD
Retailer 9$1,561 SGD
Retailer 16$1,578 SGD
Retailer 17$1,695 SGD
Retailer 8$1,696 SGD
Retailer 2$1,698 SGD
Retailer 15$1,801 SGD
Retailer 3$2,844 SGD
Retailer 10$2,979 SGD
Brilliant Earth$3,337 SGD

37 data points across 24 retailers

24 retailers$309 SGD to $3,337 SGD

A
Cheapest Retailer
-
$309 SGD
$242 USD
A
Retailer 2
-
$359 SGD
$281 USD
View
A
Retailer 3
-
$364 SGD
$285 USD
View
Final sale: no returns
A
Retailer 4
-
$384 SGD
$300 USD
View
A
Retailer 5
-
$589 SGD
HK$3,600 HKD
View
A
Retailer 6
-
$601 SGD
$470 USD
View
A
Retailer 7
-
$703 SGD
€524 EUR
View
A
Retailer 8
-
$704 SGD
$551 USD
View
A
Retailer 9
-
$728 SGD
ZAR 9,202 ZAR
View
A
Retailer 10
-
$813 SGD
£501 GBP
View
A
Retailer 11
-
$943 SGD
$737 USD
View
A
Retailer 12
-
$986 SGD
A$1,186 AUD
View
A
Retailer 13
-
$993 SGD
$777 USD
View
B+
Retailer 14
-
$1,239 SGD
$969 USD
View
B+
Retailer 15
-
$1,363 SGD
$1,066 USD
View
B+
Retailer 16
-
$1,561 SGD
$1,221 USD
View
B+
Retailer 17
-
$1,578 SGD
$1,234 USD
View
B+
Retailer 18
-
$1,695 SGD
View
B+
Retailer 19
-
$1,696 SGD
$1,327 USD
View
B+
Retailer 20
-
$1,698 SGD
£1,046 GBP
View
Retailer 21
-
$1,801 SGD
A$2,167 AUD
View
Price last confirmed 30 days ago
B
Retailer 22
-
$2,844 SGD
$2,225 USD
View
B
Retailer 23
-
$2,979 SGD
$2,330 USD
View
Most Expensive
B
Brilliant Earth
16223753Y · Oct 31
$3,337 SGD
$2,610 USD
View
23 more retailers have this diamond
Prices start from $309 SGDSave up to $3,027 SGD

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
$309 SGD