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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 $282 AUD
$198 USD
As of October 27, 2026
Save $2,423 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,705 AUD 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 10 retailers as of October 27, 2026, with prices from $282 to $2,705, a $2,423 spread on the same certified stone. Do Amore Diamonds lists it at $2,705. 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
Colour
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: $2,705 AUD|Low: $224 AUD|High: $3,189 AUD|Avg: $1,209 AUD|-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$282 AUD
Retailer 15$320 AUD
Retailer 10$327 AUD
Retailer 9$609 AUD
Retailer 4$619 AUD
Retailer 3$782 AUD
Retailer 7$960 AUD
Retailer 8$1,129 AUD
Retailer 12$1,241 AUD
Retailer 14$1,546 AUD
Retailer 2$1,549 AUD
Retailer 6$1,679 AUD
Retailer 13$1,794 AUD
Retailer 5$2,107 AUD
Do Amore Diamonds$2,705 AUD

15 data points across 15 retailers

10 retailers$282 AUD to $2,705 AUD

A
Cheapest Retailer
-
$282 AUD
$198 USD
B+
Retailer 2
-
$327 AUD
$230 USD
View
Retailer 3
-
$609 AUD
$428 USD
View
Price last confirmed 7 days ago
B
Retailer 4
-
$1,129 AUD
$793 USD
View
Retailer 5
-
$1,241 AUD
$872 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$1,546 AUD
$1,086 USD
View
B
Retailer 7
-
$1,549 AUD
£857 GBP
View
B
Retailer 8
-
$1,794 AUD
$1,260 USD
View
B
Retailer 9
-
$2,107 AUD
$1,480 USD
View
Most Expensive
C
Do Amore Diamonds
27-B56DA3947 · Oct 27
$2,705 AUD
$1,900 USD
View
9 more retailers have this diamond
Prices start from $282 AUDSave up to $2,423 AUD

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
$282 AUD