Emerald|Lab Grown|IGI

1.59ct E IF Emerald Lab Grown Diamond

GD • E/IF • IGI LG732571718

Shape and cutting style on the report: Emerald cut

Certificate IGI LG732571718

Diamond specifications and retailer prices

From $274 USD
As of October 30, 2026
Save $3,086 USD (92%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,360 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.59ct lab-grown emerald diamond

This 1.59ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG732571718 or 732571718. Listed at 23 retailers as of October 30, 2026, with prices from $274 to $3,360, a $3,086 spread on the same certified stone. Brilliant Earth lists it at $3,360. 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

1.59
Carat
E
Color
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732571718
Dimensions8.13 × 5.50 × 3.58 mm
L/W Ratio1.48
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
8.13 mm5.50 mm1.59 ctE / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732571718
Side View
Table 60.0%Crown 34.9°Girdle: MediumPavilion 37.3°Culet: LargeDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,360 USD|Low: $263 USD|High: $3,650 USD|Avg: $881 USD|-7.9%
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 5$274 USD
Retailer 8$307 USD
Retailer 11$318 USD
Retailer 6$340 USD
Retailer 10$340 USD
Retailer 17$500 USD
Retailer 14$551 USD
Retailer 7$562 USD
Retailer 16$584 USD
Retailer 13$597 USD
Retailer 12$680 USD
Retailer 15$791 USD
Retailer 20$859 USD
Retailer 9$1,093 USD
Retailer 4$1,228 USD
Retailer 18$1,326 USD
Retailer 2$1,330 USD
Retailer 3$1,378 USD
Retailer 19$2,235 USD
Brilliant Earth$3,360 USD

44 data points across 20 retailers

23 retailers$274 USD to $3,360 USD

A
Cheapest Retailer
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$274 USD
A
Retailer 2
-
$307 USD
View
Final sale: no returns
A
Retailer 3
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$318 USD
View
A
Retailer 4
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$340 USD
View
A
Retailer 5
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$340 USD
View
A
Retailer 6
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$500 USD
View
A
Retailer 7
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$551 USD
€525 EUR
View
A
Retailer 8
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$562 USD
View
A
Retailer 9
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$584 USD
ZAR 9,440 ZAR
View
A
Retailer 10
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$597 USD
£470 GBP
View
B+
Retailer 11
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$680 USD
View
A
Retailer 12
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$791 USD
A$1,217 AUD
View
B+
Retailer 13
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$859 USD
View
B+
Retailer 14
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$1,093 USD
View
B+
Retailer 15
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$1,105 USD
View
B+
Retailer 16
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$1,144 USD
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B+
Retailer 17
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$1,228 USD
View
B
Retailer 18
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$1,326 USD
£1,044 GBP
View
B
Retailer 19
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$1,330 USD
A$2,046 AUD
View
Retailer 20
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$1,378 USD
£1,085 GBP
View
Price last confirmed 15 days ago
Retailer 21
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$2,128 USD
View
Price last confirmed 64 days ago
Retailer 22
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$2,235 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
16934790A · Oct 30
$3,360 USD
View
22 more retailers have this diamond
Prices start from $274 USDSave up to $3,086 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
1.59ct Emerald
$274 USD