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Emerald|Lab Grown|IGI

1.57ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG649403666

Certificate IGI LG649403666

Diamond specifications and retailer prices

From $289 USD
Save $4,391 USD (94%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,680 USD at Brilliant Earth
View at Brilliant Earth

About this 1.57ct lab-grown emerald diamond

This 1.57ct 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 LG649403666 or 649403666. Listed at 26 retailers, with prices from $289 to $4,680 at Brilliant Earth, a $4,391 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649403666
Dimensions7.58 × 5.46 × 3.70 mm
L/W Ratio1.39
Culet sizeLarge
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
7.58 mm5.46 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649403666
Side View
Table 63.0%Crown 34.8°Girdle: Slightly ThickPavilion 37.5°Culet: LargeDepth 67.8%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $4,680 USD|Low: $191 USD|High: $4,680 USD|Avg: $1,226 USD
Brilliant Earth
Retailer 2
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Retailer 21
September 29, 2026
Retailer 5$289 USD
Retailer 7$322 USD
Retailer 21$335 USD
Retailer 6$353 USD
Retailer 20$358 USD
Retailer 9$482 USD
Retailer 2$515 USD
Retailer 14$576 USD
Retailer 18$608 USD
Retailer 3$621 USD
Retailer 13$625 USD
Retailer 17$831 USD
Retailer 4$835 USD
Retailer 12$1,077 USD
Retailer 11$1,100 USD
Retailer 19$1,151 USD
Retailer 8$1,387 USD
Retailer 15$1,452 USD
Retailer 16$2,310 USD
Retailer 10$2,845 USD
Brilliant Earth$4,680 USD

39 data points across 21 retailers

26 retailers$289 USD to $4,680 USD

A
Cheapest Retailer
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$289 USD
A
Retailer 2
-
$322 USD
View
A
Retailer 3
-
$335 USD
View
A
Retailer 4
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$353 USD
View
A
Retailer 5
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$358 USD
View
A
Retailer 6
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$397 USD
HK$3,100 HKD
View
A
Retailer 7
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$482 USD
View
A
Retailer 8
-
$515 USD
View
A
Retailer 9
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$576 USD
€549 EUR
View
Price last confirmed 78 days ago
A
Retailer 10
-
$608 USD
ZAR 9,822 ZAR
View
A
Retailer 11
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$621 USD
View
A
Retailer 12
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$627 USD
£493 GBP
View
A
Retailer 13
-
$831 USD
A$1,279 AUD
View
A
Retailer 14
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$835 USD
View
B+
Retailer 15
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$1,077 USD
View
B+
Retailer 16
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$1,122 USD
View
B+
Retailer 17
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$1,151 USD
View
B+
Retailer 18
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$1,151 USD
SGD 1,556 SGD
View
B+
Retailer 19
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$1,200 USD
View
B+
Retailer 20
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$1,387 USD
£1,092 GBP
View
B+
Retailer 21
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$1,452 USD
£1,143 GBP
View
B+
Retailer 22
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$1,477 USD
View
B+
Retailer 23
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$1,507 USD
View
B
Retailer 24
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$2,310 USD
View
B
Retailer 25
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$2,845 USD
£2,240 GBP
View
Most Expensive
B
Brilliant Earth
14283016A · Sep 29
$4,680 USD
View
25 more retailers have this diamond
Prices start from $289 USDSave up to $4,391 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.

A
1.57ct Emerald
$289 USD