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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 $330 USD
As of October 30, 2026
Save $1,318 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,687 USD 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
Color
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

How it works →
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: $1,687 USD|Low: $317 USD|High: $4,790 USD|Avg: $1,056 USD|+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$330 USD
Retailer 9$368 USD
Retailer 7$383 USD
Retailer 6$409 USD
Retailer 17$409 USD
Retailer 14$550 USD
Retailer 13$565 USD
Retailer 10$664 USD
Retailer 8$676 USD
Retailer 12$703 USD
Retailer 2$732 USD
Retailer 15$1,200 USD
Retailer 4$1,315 USD
Retailer 3$1,546 USD
Retailer 11$1,648 USD
Novita Diamonds$1,687 USD
Retailer 5$4,630 USD

43 data points across 17 retailers

19 retailers$330 USD to $1,648 USD

A
Cheapest Retailer
-
$330 USD
A
Retailer 2
-
$368 USD
View
Final sale: no returns
A
Retailer 3
-
$383 USD
View
A
Retailer 4
-
$409 USD
View
A
Retailer 5
-
$409 USD
View
A
Retailer 6
-
$550 USD
View
A
Retailer 7
-
$565 USD
View
A
Retailer 8
-
$664 USD
€632 EUR
View
A
Retailer 9
-
$676 USD
View
A
Retailer 10
-
$703 USD
ZAR 11,356 ZAR
View
A
Retailer 11
-
$732 USD
£576 GBP
View
B+
Retailer 12
-
$1,200 USD
View
B+
Retailer 13
-
$1,315 USD
View
B+
Retailer 14
-
$1,353 USD
View
B+
Retailer 15
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$1,359 USD
View
B+
Retailer 16
-
$1,546 USD
View
B+
Retailer 17
-
$1,608 USD
View
B+
Retailer 18
-
$1,648 USD
£1,298 GBP
View
Most Expensive
Novita Diamonds
cert_640459908 · Oct 8
$1,687 USD
A$2,596 AUD
View
Price last confirmed 22 days ago
18 more retailers have this diamond
Prices start from $330 USDSave up to $1,318 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
1.77ct Emerald
$330 USD