Emerald|Lab Grown|IGI

1.80ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG685510892

Shape and cutting style on the report: Emerald cut

Certificate IGI LG685510892

Diamond specifications and retailer prices

From $368 USD
As of October 30, 2026
Save $2,934 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,302 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.8ct lab-grown emerald diamond

This 1.8ct 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 top-tier cut grade and certified by IGI LG685510892 or 685510892. Listed at 24 retailers as of October 27, 2026, with prices from $368 to $3,302, a $2,934 spread on the same certified stone. Queensmith lists it at $3,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle48.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685510892
Dimensions8.18 × 5.63 × 3.94 mm
L/W Ratio1.45
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
8.18 mm5.63 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685510892
Side View
Table 69.0%Crown 36.7°Girdle: Slightly ThickPavilion 48.2°Culet: LargeDepth 70.0%

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: $823 USD|Low: $353 USD|High: $2,600 USD|Avg: $983 USD|+3.2%
Retailer 1
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Retailer 18
October 31, 2026
Retailer 18$368 USD
Retailer 8$412 USD
Retailer 6$426 USD
Retailer 2$456 USD
Retailer 5$456 USD
Retailer 14$605 USD
Retailer 10$612 USD
Retailer 7$721 USD
Retailer 11$723 USD
Retailer 13$783 USD
Retailer 1$823 USD
Retailer 12$1,058 USD
Retailer 17$1,337 USD
Retailer 4$1,466 USD
Retailer 3$1,722 USD
Retailer 9$1,768 USD
Retailer 15$1,783 USD
Retailer 16$2,550 USD

44 data points across 18 retailers

24 retailers$368 USD to $3,302 USD

A
Cheapest Retailer
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$368 USD
A
Retailer 2
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$412 USD
View
Final sale: no returns
A
Retailer 3
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$426 USD
View
A
Retailer 4
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$456 USD
View
A
Retailer 5
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$456 USD
View
A
Retailer 6
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$499 USD
HK$3,900 HKD
View
A
Retailer 7
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$605 USD
View
A
Retailer 8
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$612 USD
View
A
Retailer 9
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$721 USD
View
A
Retailer 10
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$723 USD
€689 EUR
View
A
Retailer 11
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$783 USD
ZAR 12,656 ZAR
View
A
Retailer 12
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$823 USD
£648 GBP
View
A
Retailer 13
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$1,058 USD
A$1,628 AUD
View
B+
Retailer 14
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$1,337 USD
View
B+
Retailer 15
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$1,417 USD
View
B+
Retailer 16
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$1,466 USD
View
B+
Retailer 17
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$1,505 USD
View
B+
Retailer 18
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$1,722 USD
View
B+
Retailer 19
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$1,729 USD
View
B+
Retailer 20
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$1,768 USD
£1,392 GBP
View
B+
Retailer 21
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$1,783 USD
£1,404 GBP
View
B
Retailer 22
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$1,949 USD
View
B
Retailer 23
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$2,550 USD
View
Most Expensive
B
Queensmith
LG685510892 · Oct 27
$3,302 USD
£2,600 GBP
View
23 more retailers have this diamond
Prices start from $368 USDSave up to $2,934 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
1.80ct Emerald
$368 USD