Emerald|Lab Grown|IGI

4.30ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG804659315

Shape and cutting style on the report: Emerald cut

Certificate IGI LG804659315

Diamond specifications and retailer prices

From $4,669 USD
As of October 29, 2026
Save $14,812 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $19,481 USD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659315 or 804659315. Listed at 13 retailers as of October 28, 2026, with prices from $4,669 to $19,481, a $14,812 spread on the same certified stone. Taylor and Hart lists it at $19,481. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659315
Dimensions10.79 × 7.70 × 5.09 mm
L/W Ratio1.40
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
10.79 mm7.70 mm4.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659315
Side View
Table 62.0%Crown 37.7°Girdle: MED-STKPavilion 38.4°Culet: LargeDepth 66.1%

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 29
Current: $12,460 USD|Low: $4,669 USD|High: $22,650 USD|Avg: $11,373 USD|-45.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 10$4,669 USD
Retailer 12$4,790 USD
Retailer 11$6,925 USD
Retailer 5$7,078 USD
Retailer 4$8,402 USD
Retailer 7$8,968 USD
Retailer 2$9,251 USD
Retailer 8$11,331 USD
Retailer 6$11,584 USD
Retailer 1$12,460 USD
Retailer 3$14,701 USD
Retailer 9$18,438 USD
Taylor and Hart$19,481 USD

42 data points across 13 retailers

13 retailers$4,669 USD to $19,481 USD

A
Cheapest Retailer
-
$4,669 USD
A
Retailer 2
-
$4,790 USD
View
A
Retailer 3
-
$6,925 USD
HK$54,100 HKD
View
A
Retailer 4
-
$7,078 USD
£5,573 GBP
View
B+
Retailer 5
-
$8,402 USD
View
B+
Retailer 6
-
$8,968 USD
€8,541 EUR
View
B+
Retailer 7
-
$9,251 USD
View
B+
Retailer 8
-
$11,331 USD
£8,922 GBP
View
B+
Retailer 9
-
$11,584 USD
ZAR 187,146 ZAR
View
B+
Retailer 10
-
$12,460 USD
View
B
Retailer 11
-
$14,701 USD
View
B
Retailer 12
-
$18,438 USD
View
Most Expensive
B
Taylor and Hart
PP0Y3K6 · Oct 28
$19,481 USD
View
12 more retailers have this diamond
Prices start from $4,669 USDSave up to $14,812 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
4.30ct Emerald
$4,669 USD