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Emerald|Lab Grown|IGI

1.74ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG821651618

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821651618

Diamond specifications and retailer prices

From $329 USD
As of October 31, 2026
Save $3,621 USD (92%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,950 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.74ct lab-grown emerald diamond

This 1.74ct 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 LG821651618 or 821651618. Listed at 18 retailers as of October 30, 2026, with prices from $329 to $3,950, a $3,621 spread on the same certified stone. Brilliant Earth lists it at $3,950. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle45.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821651618
Dimensions8.29 × 5.57 × 3.87 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.57 mm1.74 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821651618
Side View
Table 65.0%Crown 33.9°Girdle: Slightly ThickPavilion 45.4°Culet: LargeDepth 69.5%

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 31
Current: $3,950 USD|Low: $329 USD|High: $4,570 USD|Avg: $1,262 USD|-13.6%
Brilliant Earth
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
October 31, 2026
Retailer 11$329 USD
Retailer 15$492 USD
Retailer 13$495 USD
Retailer 7$578 USD
Retailer 6$633 USD
Retailer 12$647 USD
Retailer 5$857 USD
Retailer 14$1,127 USD
Retailer 10$1,223 USD
Retailer 2$1,308 USD
Retailer 9$1,405 USD
Retailer 16$1,473 USD
Retailer 8$1,486 USD
Retailer 3$1,538 USD
Retailer 4$1,756 USD
Brilliant Earth$3,950 USD

21 data points across 16 retailers

18 retailers$329 USD to $3,950 USD

Retailer 1
-
$268 USD
Price last confirmed 39 days ago
Retailer 2
-
$328 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$329 USD
View
Final sale: no returns
B+
Retailer 4
-
$492 USD
View
A
Retailer 5
-
$495 USD
View
A
Retailer 6
-
$578 USD
€550 EUR
View
A
Retailer 7
-
$633 USD
ZAR 10,231 ZAR
View
A
Retailer 8
-
$647 USD
£510 GBP
View
A
Retailer 9
-
$857 USD
A$1,319 AUD
View
B+
Retailer 10
-
$1,127 USD
View
B+
Retailer 11
-
$1,223 USD
View
B+
Retailer 12
-
$1,308 USD
View
B+
Retailer 13
-
$1,405 USD
View
B+
Retailer 14
-
$1,473 USD
A$2,266 AUD
View
B+
Retailer 15
-
$1,486 USD
£1,170 GBP
View
B+
Retailer 16
-
$1,538 USD
View
B
Retailer 17
-
$1,756 USD
SGD 2,373 SGD
View
Most Expensive
B
Brilliant Earth
20907813A · Oct 30
$3,950 USD
View
17 more retailers have this diamond
Prices start from $329 USDSave up to $3,621 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
1.74ct Emerald
$329 USD