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Emerald|Lab Grown|IGI

3.45ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731566851

Certificate IGI LG731566851

Diamond specifications and retailer prices

From $1,998 USD
Save $7,602 USD (79%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $9,600 USD at Brilliant Earth
View at Brilliant Earth

About this 3.45ct lab-grown emerald diamond

This 3.45ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731566851 or 731566851. Listed at 26 retailers, with prices from $1,998 to $9,600 at Brilliant Earth, a $7,602 spread on the same certified stone. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.45
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731566851
Dimensions10.41 × 6.96 × 4.54 mm
L/W Ratio1.50
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
10.41 mm6.96 mm3.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731566851
Side View
Table 65.0%Crown 37°Girdle: Slightly ThickPavilion 39.1°Culet: LargeDepth 65.2%

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: $9,600 USD|Low: $1,597 USD|High: $9,780 USD|Avg: $4,776 USD|-1.8%
Brilliant Earth
Retailer 2
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Retailer 26
October 1, 2026
Retailer 8$1,998 USD
Retailer 4$2,174 USD
Retailer 13$2,237 USD
Retailer 9$2,286 USD
Retailer 6$2,467 USD
Retailer 7$2,485 USD
Retailer 16$2,810 USD
Retailer 17$2,829 USD
Retailer 26$3,186 USD
Retailer 20$3,245 USD
Retailer 3$3,615 USD
Retailer 15$3,899 USD
Retailer 18$3,911 USD
Retailer 11$4,404 USD
Retailer 23$5,240 USD
Retailer 21$5,285 USD
Retailer 25$6,070 USD
Retailer 12$6,072 USD
Retailer 10$6,689 USD
Retailer 22$6,701 USD
Retailer 19$6,932 USD
Retailer 24$7,343 USD
Retailer 2$7,521 USD
Retailer 5$8,189 USD
Retailer 14$8,788 USD
Brilliant Earth$9,600 USD

41 data points across 26 retailers

26 retailers$1,998 USD to $9,600 USD

A
Cheapest Retailer
-
$1,998 USD
A
Retailer 2
-
$2,174 USD
View
A
Retailer 3
-
$2,237 USD
View
A
Retailer 4
-
$2,286 USD
View
A
Retailer 5
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$2,467 USD
View
A
Retailer 6
-
$2,485 USD
View
A
Retailer 7
-
$2,810 USD
View
A
Retailer 8
-
$2,829 USD
HK$22,100 HKD
View
A
Retailer 9
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$3,186 USD
View
A
Retailer 10
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$3,240 USD
£2,551 GBP
View
A
Retailer 11
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$3,615 USD
€3,443 EUR
View
A
Retailer 12
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$3,899 USD
View
A
Retailer 13
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$3,911 USD
View
A
Retailer 14
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$4,404 USD
£3,468 GBP
View
B+
Retailer 15
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$5,240 USD
A$8,062 AUD
View
B+
Retailer 16
-
$5,285 USD
ZAR 85,379 ZAR
View
B+
Retailer 17
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$6,070 USD
View
B+
Retailer 18
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$6,072 USD
View
B+
Retailer 19
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$6,689 USD
View
B+
Retailer 20
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$6,701 USD
£5,276 GBP
View
B+
Retailer 21
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$6,932 USD
View
B+
Retailer 22
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$7,343 USD
A$11,297 AUD
View
B
Retailer 23
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$7,521 USD
View
B
Retailer 24
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$8,189 USD
SGD 11,066 SGD
View
B
Retailer 25
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$8,967 USD
View
Most Expensive
B
Brilliant Earth
15998311A · Sep 29
$9,600 USD
View
25 more retailers have this diamond
Prices start from $1,998 USDSave up to $7,602 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
3.45ct Emerald
$1,998 USD