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Emerald|Lab Grown|IGI

4.50ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG780662916

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780662916

Diamond specifications and retailer prices

From €5,403 EUR
$6,014 USD
As of October 29, 2026
Save €17,193 EUR (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €22,597 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.5ct lab-grown emerald diamond

This 4.5ct 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 LG780662916 or 780662916. Listed at 13 retailers as of October 29, 2026, with prices from €5,403 to €22,597, a €17,193 spread on the same certified stone. Taylor and Hart lists it at €22,597. 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

4.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662916
Dimensions11.18 × 7.80 × 5.06 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
11.18 mm7.80 mm4.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662916
Side View
Table 63.0%Crown 33.8°Girdle: MED-STKPavilion 38.6°Culet: LargeDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €11,977 EUR|Low: €5,403 EUR|High: €22,597 EUR|Avg: €12,402 EUR|-46.6%
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 9€5,403 EUR
Retailer 12€5,429 EUR
Retailer 5€8,175 EUR
Retailer 3€8,349 EUR
Retailer 2€10,153 EUR
Retailer 10€10,747 EUR
Retailer 7€10,852 EUR
Retailer 4€11,189 EUR
Retailer 1€11,977 EUR
Retailer 8€13,098 EUR
Retailer 6€13,871 EUR
Retailer 11€17,790 EUR
Taylor and Hart€22,597 EUR

42 data points across 13 retailers

13 retailers€5,403 EUR to €22,597 EUR

A
Cheapest Retailer
-
€5,403 EUR
$6,014 USD
A
Retailer 2
-
€5,429 EUR
$6,043 USD
View
B+
Retailer 3
-
€8,175 EUR
£7,164 GBP
View
B+
Retailer 4
-
€8,349 EUR
HK$72,600 HKD
View
B+
Retailer 5
-
€10,153 EUR
$11,300 USD
View
B+
Retailer 6
-
€10,747 EUR
$11,962 USD
View
B+
Retailer 7
-
€10,852 EUR
View
B+
Retailer 8
-
€11,189 EUR
$12,453 USD
View
B
Retailer 9
-
€11,977 EUR
$13,330 USD
View
B+
Retailer 10
-
€13,098 EUR
£11,479 GBP
View
B+
Retailer 11
-
€13,871 EUR
ZAR 249,403 ZAR
View
B
Retailer 12
-
€17,790 EUR
$19,800 USD
View
Most Expensive
B
Taylor and Hart
HC5ZI25 · Oct 30
€22,597 EUR
$25,150 USD
View
12 more retailers have this diamond
Prices start from €5,403 EURSave up to €17,193 EUR

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
4.50ct Emerald
€5,403 EUR