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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG496120877

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496120877

Diamond specifications and retailer prices

From $2,132 SGD
As of November 6, 2026
Save $1,754 SGD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,635 SGD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496120877 or 496120877. Listed at 13 retailers as of November 6, 2026, with a 82% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.1°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496120877
Dimensions7.75 × 5.56 × 3.49 mm
L/W Ratio1.39
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.75 mm5.56 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496120877
Side View
Table 68.0%Crown 24.1°Girdle: MediumPavilion 36.3°Culet: LNGDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,635 SGD|Low: $2,046 SGD|High: $7,146 SGD|Avg: $3,301 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$2,132 SGD
Retailer 8$2,197 SGD
Retailer 12$2,320 SGD
Retailer 3$2,387 SGD
Retailer 9$2,473 SGD
Retailer 11$2,473 SGD
Retailer 4$2,689 SGD
Retailer 2$3,470 SGD
Retailer 10$3,886 SGD
Retailer 6$4,264 SGD
NZ Jewellers$4,635 SGD
Retailer 5$7,043 SGD

44 data points across 12 retailers

13 retailers$2,132 SGD to $3,886 SGD

B
Cheapest Retailer
-
$2,132 SGD
B
Retailer 2
-
$2,197 SGD
View
B
Retailer 3
-
$2,320 SGD
View
B
Retailer 4
-
$2,387 SGD
View
Final sale: no returns
B
Retailer 5
-
$2,473 SGD
View
Retailer 6
-
$2,473 SGD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$2,689 SGD
View
B
Retailer 8
-
$3,470 SGD
View
B
Retailer 9
-
$3,886 SGD
View
Retailer 10
-
$4,264 SGD
View
Price under review
Most Expensive
NZ Jewellers
32873907-e994-4ce9-886e-fcc9f75963bf · Nov 6
$4,635 SGD
$3,629 USD
View
Price under review
10 more retailers have this diamond
Prices start from $2,132 SGDSave up to $1,754 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.

B
1.51ct Emerald
$2,132 SGD