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Emerald|Lab Grown|IGI

5.43ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG732530505

Shape and cutting style on the report: Emerald cut

Certificate IGI LG732530505

Diamond specifications and retailer prices

From £15,315 GBP
$20,520 USD
As of October 31, 2026
4 retailers carry this diamond
Most expensive: £18,245 GBP at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 5.43ct lab-grown emerald diamond

This 5.43ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG732530505 or 732530505. Listed at 4 retailers as of October 31, 2026. 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

5.43
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732530505
Dimensions11.57 × 8.25 × 5.63 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
11.57 mm8.25 mm5.43 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732530505
Side View
Table 64.0%Crown 32°Girdle: Slightly ThickPavilion 39°Culet: LargeDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £18,245 GBP|Low: £5,778 GBP|High: £42,151 GBP|Avg: £17,726 GBP|+4.4%
Novita Diamonds
Retailer 2
Retailer 3
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Retailer 18
August 27, 2026
Retailer 12£6,449 GBP
Retailer 13£7,262 GBP
Retailer 4£8,284 GBP
Retailer 6£8,470 GBP
Retailer 17£8,818 GBP
Retailer 2£9,031 GBP
Retailer 8£9,161 GBP
Retailer 7£9,796 GBP
Retailer 11£9,976 GBP
Retailer 14£11,147 GBP
Retailer 15£13,704 GBP
Retailer 18£15,315 GBP
Retailer 5£17,167 GBP
Novita Diamonds£18,245 GBP
Retailer 3£23,345 GBP
Retailer 10£25,371 GBP
Retailer 9£26,123 GBP
Retailer 16£33,549 GBP

71 data points across 18 retailers

4 retailers

Retailer 1
-
£7,262 GBP
$9,731 USD
Price last confirmed 76 days ago
Retailer 2
-
£9,161 GBP
HK$95,900 HKD
View
Price last confirmed 58 days ago
B+
Retailer 3
-
£15,315 GBP
$20,520 USD
View
Most Expensive
Novita Diamonds
cert_732530505 · Jul 4
£18,245 GBP
A$37,609 AUD
View
Price last confirmed 120 days ago
3 more retailers have this diamond
Prices start from £15,315 GBP

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.

B+
5.43ct Emerald
£15,315 GBP