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Emerald|Lab Grown|IGI

1.64ct F SI1 Emerald Lab Grown Diamond

GD • F/SI1 • IGI LG515227781

Shape and cutting style on the report: Emerald cut

Certificate IGI LG515227781

Diamond specifications and retailer prices

From $650 SGD
$508 USD
As of November 1, 2026
Save $2,343 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,993 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.64ct lab-grown emerald diamond

This 1.64ct 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 standard cut grade and certified by IGI LG515227781 or 515227781. Listed at 11 retailers as of November 1, 2026, with prices from $650 to $2,993, a $2,343 spread on the same certified stone. Do Amore Diamonds lists it at $2,993. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.64
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515227781
Dimensions7.90 × 5.47 × 3.76 mm
L/W Ratio1.44
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
7.90 mm5.47 mm1.64 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515227781
Side View
Table 64.5%Crown 29.3°Girdle: Slightly ThickPavilion 35.4°Culet: LNGDepth 68.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,993 SGD|Low: $499 SGD|High: $2,993 SGD|Avg: $1,207 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$650 SGD
Retailer 2$817 SGD
Retailer 8$1,055 SGD
Retailer 5$1,100 SGD
Retailer 4$1,246 SGD
Retailer 9$1,359 SGD
Retailer 6$1,584 SGD
Retailer 3$1,710 SGD
Do Amore Diamonds$2,993 SGD

38 data points across 9 retailers

11 retailers$650 SGD to $2,993 SGD

Retailer 1
-
$246 SGD
$192 USD
Price last confirmed 41 days ago
Retailer 2
-
$301 SGD
$235 USD
View
Price last confirmed 40 days ago
B+
Retailer 3
-
$650 SGD
$508 USD
View
B+
Retailer 4
-
$817 SGD
£503 GBP
View
B+
Retailer 5
-
$1,055 SGD
$825 USD
View
B
Retailer 6
-
$1,100 SGD
$860 USD
View
B
Retailer 7
-
$1,246 SGD
$974 USD
View
B
Retailer 8
-
$1,359 SGD
$1,063 USD
View
C
Retailer 9
-
$1,584 SGD
$1,239 USD
View
Retailer 10
-
$1,710 SGD
£1,053 GBP
View
Price last confirmed 7 days ago
Most Expensive
C
Do Amore Diamonds
27-DE5A2610B · Nov 2
$2,993 SGD
$2,340 USD
View
10 more retailers have this diamond
Prices start from $650 SGDSave up to $2,343 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+
1.64ct Emerald
$650 SGD