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Emerald|Lab Grown|IGI

4.30ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG705517308

Certificate IGI LG705517308

Diamond specifications and retailer prices

From $4,680 USD
Save $16,550 USD (78%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $21,230 USD at Brilliant Earth
View at Brilliant Earth

About this 4.3ct lab-grown emerald diamond

This 4.3ct 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 LG705517308 or 705517308. Listed at 24 retailers, with prices from $4,680 to $21,230 at Brilliant Earth, a $16,550 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

4.30
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705517308
Dimensions11.07 × 7.75 × 5.02 mm
L/W Ratio1.43
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
11.07 mm7.75 mm4.30 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705517308
Side View
Table 65.0%Crown 36°Girdle: MediumPavilion 40.5°Culet: LargeDepth 64.8%

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: $21,230 USD|Low: $3,742 USD|High: $21,280 USD|Avg: $9,505 USD|-0.2%
Brilliant Earth
Retailer 2
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Retailer 23
September 29, 2026
Retailer 3$4,680 USD
Retailer 21$4,904 USD
Retailer 23$5,100 USD
Retailer 5$5,240 USD
Retailer 4$5,353 USD
Retailer 20$5,428 USD
Retailer 8$5,460 USD
Retailer 15$6,464 USD
Retailer 14$6,481 USD
Retailer 19$6,783 USD
Retailer 13$7,163 USD
Retailer 12$7,340 USD
Retailer 6$7,666 USD
Retailer 7$8,218 USD
Retailer 10$9,817 USD
Retailer 2$11,343 USD
Retailer 9$11,366 USD
Retailer 18$11,375 USD
Retailer 17$11,908 USD
Retailer 11$15,088 USD
Retailer 22$18,699 USD
Retailer 16$19,425 USD
Brilliant Earth$21,230 USD

37 data points across 23 retailers

24 retailers$4,680 USD to $21,230 USD

A
Cheapest Retailer
-
$4,680 USD
A
Retailer 2
-
$4,904 USD
View
A
Retailer 3
-
$5,100 USD
View
A
Retailer 4
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$5,240 USD
View
A
Retailer 5
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$5,353 USD
View
A
Retailer 6
-
$5,428 USD
View
A
Retailer 7
-
$5,460 USD
View
A
Retailer 8
-
$6,464 USD
HK$50,500 HKD
View
A
Retailer 9
-
$6,481 USD
View
A
Retailer 10
-
$6,783 USD
View
A
Retailer 11
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$7,150 USD
£5,630 GBP
View
A
Retailer 12
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$7,340 USD
View
A
Retailer 13
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$7,666 USD
£6,036 GBP
View
B+
Retailer 14
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$8,218 USD
View
B+
Retailer 15
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$9,817 USD
£7,730 GBP
View
B+
Retailer 16
-
$10,640 USD
View
B+
Retailer 17
-
$11,343 USD
ZAR 183,246 ZAR
View
B+
Retailer 18
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$11,366 USD
View
B+
Retailer 19
-
$11,375 USD
£8,957 GBP
View
B+
Retailer 20
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$11,908 USD
A$18,320 AUD
View
B
Retailer 21
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$15,088 USD
View
B
Retailer 22
-
$18,699 USD
SGD 25,269 SGD
View
B
Retailer 23
-
$19,425 USD
View
Most Expensive
B
Brilliant Earth
14141982A · Oct 1
$21,230 USD
View
23 more retailers have this diamond
Prices start from $4,680 USDSave up to $16,550 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
4.30ct Emerald
$4,680 USD