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Emerald|Lab Grown|IGI

1.78ct F SI1 Emerald Lab Grown Diamond

GD • F/SI1 • IGI LG617442500

Shape and cutting style on the report: Emerald cut

Certificate IGI LG617442500

Diamond specifications and retailer prices

From $198 USD
As of October 27, 2026
Save $1,702 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,900 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.78ct lab-grown emerald diamond

This 1.78ct 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 LG617442500 or 617442500. Listed at 11 retailers as of October 27, 2026, with prices from $198 to $1,900, a $1,702 spread on the same certified stone. Do Amore Diamonds lists it at $1,900. 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

1.78
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617442500
Dimensions8.26 × 5.67 × 3.79 mm
L/W Ratio1.46
Culet sizeLarge
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
8.26 mm5.67 mm1.78 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617442500
Side View
Table 65.0%Crown 36.5°Girdle: THN-MEDPavilion 40°Culet: LargeDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,900 USD|Low: $157 USD|High: $2,240 USD|Avg: $849 USD|-2.6%
Do Amore Diamonds
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
October 25, 2026
Retailer 11$198 USD
Retailer 15$225 USD
Retailer 10$230 USD
Retailer 9$428 USD
Retailer 4$435 USD
Retailer 3$549 USD
Retailer 7$674 USD
Retailer 8$793 USD
Retailer 12$872 USD
Retailer 14$1,086 USD
Retailer 2$1,088 USD
Retailer 6$1,180 USD
Retailer 13$1,260 USD
Retailer 5$1,480 USD
Do Amore Diamonds$1,900 USD

15 data points across 15 retailers

11 retailers$198 USD to $1,900 USD

A
Cheapest Retailer
-
$198 USD
B+
Retailer 2
-
$225 USD
View
Final sale: no returns
B+
Retailer 3
-
$230 USD
View
B
Retailer 4
-
$428 USD
View
B
Retailer 5
-
$793 USD
View
B
Retailer 6
-
$872 USD
View
B
Retailer 7
-
$1,086 USD
View
B
Retailer 8
-
$1,088 USD
£857 GBP
View
B
Retailer 9
-
$1,260 USD
View
B
Retailer 10
-
$1,480 USD
View
Most Expensive
C
Do Amore Diamonds
27-B56DA3947 · Oct 27
$1,900 USD
View
10 more retailers have this diamond
Prices start from $198 USDSave up to $1,702 USD

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
1.78ct Emerald
$198 USD