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Emerald|Lab Grown|IGI

4.27ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG733564599

Certificate IGI LG733564599

Diamond specifications and retailer prices

From $4,648 USD
Save $16,432 USD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $21,080 USD at Brilliant Earth
View at Brilliant Earth

About this 4.27ct lab-grown emerald diamond

This 4.27ct 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 LG733564599 or 733564599. Listed at 19 retailers, with prices from $4,648 to $21,080 at Brilliant Earth, a $16,432 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

4.27
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733564599
Dimensions10.96 × 7.59 × 5.01 mm
L/W Ratio1.44
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
10.96 mm7.59 mm4.27 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733564599
Side View
Table 62.0%Crown 35.5°Girdle: MediumPavilion 40.6°Culet: LargeDepth 66.0%

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: $21,080 USD|Low: $4,648 USD|High: $21,130 USD|Avg: $9,692 USD|-0.2%
Brilliant Earth
Retailer 2
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Retailer 4
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Retailer 13
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Retailer 19
October 1, 2026
Retailer 4$4,648 USD
Retailer 19$4,871 USD
Retailer 3$5,068 USD
Retailer 12$5,205 USD
Retailer 5$5,318 USD
Retailer 18$5,392 USD
Retailer 2$5,425 USD
Retailer 9$6,402 USD
Retailer 10$6,413 USD
Retailer 17$6,738 USD
Retailer 14$7,113 USD
Retailer 6$7,605 USD
Retailer 16$8,050 USD
Retailer 7$8,160 USD
Retailer 8$9,512 USD
Retailer 13$11,267 USD
Retailer 15$11,299 USD
Retailer 11$19,289 USD
Brilliant Earth$21,080 USD

39 data points across 19 retailers

19 retailers$4,648 USD to $21,080 USD

A
Cheapest Retailer
-
$4,648 USD
A
Retailer 2
-
$4,871 USD
View
A
Retailer 3
-
$5,068 USD
View
A
Retailer 4
-
$5,205 USD
View
A
Retailer 5
-
$5,318 USD
View
A
Retailer 6
-
$5,392 USD
View
A
Retailer 7
-
$5,425 USD
View
A
Retailer 8
-
$6,402 USD
View
A
Retailer 9
-
$6,413 USD
HK$50,100 HKD
View
A
Retailer 10
-
$6,738 USD
View
A
Retailer 11
-
$7,101 USD
£5,591 GBP
View
A
Retailer 12
-
$7,605 USD
£5,988 GBP
View
B+
Retailer 13
-
$8,050 USD
View
B+
Retailer 14
-
$8,160 USD
View
B+
Retailer 15
-
$9,512 USD
£7,490 GBP
View
B+
Retailer 16
-
$11,267 USD
ZAR 182,024 ZAR
View
B+
Retailer 17
-
$11,299 USD
£8,897 GBP
View
B
Retailer 18
-
$19,289 USD
View
Most Expensive
B
Brilliant Earth
15743914A · Sep 29
$21,080 USD
View
18 more retailers have this diamond
Prices start from $4,648 USDSave up to $16,432 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
4.27ct Emerald
$4,648 USD