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Emerald|Lab Grown|IGI

1.21ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG659456561

Shape and cutting style on the report: Emerald cut

Certificate IGI LG659456561

Diamond specifications and retailer prices

From $199 SGD
As of November 6, 2026
Save $1,146 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,345 SGD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG659456561 or 659456561. Listed at 18 retailers as of November 6, 2026, with prices from $199 to $1,345, a $1,146 spread on the same certified stone. Reve Diamonds lists it at $1,345. 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

1.21
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659456561
Dimensions7.38 × 4.94 × 3.35 mm
L/W Ratio1.49
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
7.38 mm4.94 mm1.21 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659456561
Side View
Table 62.0%Crown 32.9°Girdle: MediumPavilion 38.9°Culet: LNGDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $428 SGD|Low: $199 SGD|High: $1,345 SGD|Avg: $572 SGD|-11.6%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 12$199 SGD
Retailer 6$222 SGD
Retailer 16$231 SGD
Retailer 2$247 SGD
Retailer 14$247 SGD
Retailer 9$277 SGD
Retailer 8$335 SGD
Retailer 1$428 SGD
Retailer 13$432 SGD
Retailer 4$567 SGD
Retailer 3$683 SGD
Retailer 15$794 SGD
Retailer 7$816 SGD
Retailer 17$838 SGD
Retailer 11$843 SGD
Retailer 5$863 SGD
Retailer 10$1,151 SGD
Reve Diamonds$1,345 SGD

38 data points across 18 retailers

18 retailers$199 SGD to $1,345 SGD

A
Cheapest Retailer
-
$199 SGD
A
Retailer 2
-
$222 SGD
View
Final sale: no returns
A
Retailer 3
-
$231 SGD
View
Retailer 4
-
$247 SGD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$247 SGD
View
A
Retailer 6
-
$277 SGD
View
B+
Retailer 7
-
$335 SGD
View
A
Retailer 8
-
$428 SGD
View
Retailer 9
-
$432 SGD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$567 SGD
View
B+
Retailer 11
-
$683 SGD
View
B+
Retailer 12
-
$794 SGD
View
B
Retailer 13
-
$816 SGD
View
B+
Retailer 14
-
$838 SGD
View
B
Retailer 15
-
$843 SGD
View
B
Retailer 16
-
$863 SGD
View
B
Retailer 17
-
$1,151 SGD
View
Most Expensive
B
Reve Diamonds
F92EADF83 · Nov 6
$1,345 SGD
$1,053 USD
View
17 more retailers have this diamond
Prices start from $199 SGDSave up to $1,146 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
1.21ct Emerald
$199 SGD