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Emerald|Lab Grown|IGI

1.77ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG640459908

Shape and cutting style on the report: Emerald cut

Certificate IGI LG640459908

Diamond specifications and retailer prices

From $470 AUD
$330 USD
As of October 30, 2026
Save $1,877 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,402 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 1.77ct lab-grown emerald diamond

This 1.77ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG640459908 or 640459908. Listed at 19 retailers as of October 29, 2026, with a 400% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640459908
Dimensions7.99 × 5.72 × 7.99 mm
L/W Ratio1.40
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
7.99 mm5.72 mm1.77 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640459908
Side View
Table 65.0%Crown 37.7°Girdle: Slightly ThickPavilion 41.9°Culet: LNGDepth 68.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,402 AUD|Low: $451 AUD|High: $6,819 AUD|Avg: $1,503 AUD|+1.3%
Novita 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
Retailer 16
Retailer 17
October 30, 2026
Retailer 16$470 AUD
Retailer 9$524 AUD
Retailer 7$545 AUD
Retailer 6$582 AUD
Retailer 17$582 AUD
Retailer 14$783 AUD
Retailer 13$804 AUD
Retailer 10$945 AUD
Retailer 8$962 AUD
Retailer 12$1,001 AUD
Retailer 2$1,042 AUD
Retailer 15$1,708 AUD
Retailer 4$1,872 AUD
Retailer 3$2,201 AUD
Retailer 11$2,347 AUD
Novita Diamonds$2,402 AUD
Retailer 5$6,591 AUD

43 data points across 17 retailers

19 retailers$470 AUD to $2,347 AUD

A
Cheapest Retailer
-
$470 AUD
$330 USD
A
Retailer 2
-
$524 AUD
$368 USD
View
Final sale: no returns
A
Retailer 3
-
$545 AUD
$383 USD
View
A
Retailer 4
-
$582 AUD
$409 USD
View
A
Retailer 5
-
$582 AUD
$409 USD
View
A
Retailer 6
-
$783 AUD
$550 USD
View
A
Retailer 7
-
$804 AUD
$565 USD
View
A
Retailer 8
-
$945 AUD
€632 EUR
View
A
Retailer 9
-
$962 AUD
$676 USD
View
A
Retailer 10
-
$1,001 AUD
ZAR 11,356 ZAR
View
A
Retailer 11
-
$1,042 AUD
£576 GBP
View
B+
Retailer 12
-
$1,708 AUD
$1,200 USD
View
B+
Retailer 13
-
$1,872 AUD
$1,315 USD
View
B+
Retailer 14
-
$1,926 AUD
$1,353 USD
View
B+
Retailer 15
-
$1,935 AUD
$1,359 USD
View
B+
Retailer 16
-
$2,201 AUD
$1,546 USD
View
B+
Retailer 17
-
$2,289 AUD
$1,608 USD
View
B+
Retailer 18
-
$2,347 AUD
£1,298 GBP
View
Most Expensive
Novita Diamonds
cert_640459908 · Oct 8
$2,402 AUD
View
Price last confirmed 22 days ago
18 more retailers have this diamond
Prices start from $470 AUDSave up to $1,877 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
1.77ct Emerald
$470 AUD