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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 €453 EUR
$508 USD
As of November 1, 2026
Save €1,633 EUR (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,086 EUR 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 €453 to €2,086, a €1,633 spread on the same certified stone. Do Amore Diamonds lists it at €2,086. 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
Color
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: €2,086 EUR|Low: €348 EUR|High: €2,086 EUR|Avg: €838 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7€453 EUR
Retailer 2€570 EUR
Retailer 8€735 EUR
Retailer 5€767 EUR
Retailer 4€868 EUR
Retailer 9€948 EUR
Retailer 6€1,105 EUR
Retailer 3€1,192 EUR
Do Amore Diamonds€2,086 EUR

39 data points across 9 retailers

11 retailers€453 EUR to €2,086 EUR

Retailer 1
-
€171 EUR
$192 USD
Price last confirmed 41 days ago
Retailer 2
-
€210 EUR
$235 USD
View
Price last confirmed 40 days ago
B+
Retailer 3
-
€453 EUR
$508 USD
View
B+
Retailer 4
-
€570 EUR
£503 GBP
View
B+
Retailer 5
-
€735 EUR
$825 USD
View
B
Retailer 6
-
€767 EUR
$860 USD
View
B
Retailer 7
-
€868 EUR
$974 USD
View
B
Retailer 8
-
€948 EUR
$1,063 USD
View
C
Retailer 9
-
€1,105 EUR
$1,239 USD
View
C
Retailer 10
-
€1,192 EUR
£1,053 GBP
View
Most Expensive
C
Do Amore Diamonds
27-DE5A2610B · Nov 2
€2,086 EUR
$2,340 USD
View
10 more retailers have this diamond
Prices start from €453 EURSave up to €1,633 EUR

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
€453 EUR