Emerald|Lab Grown|IGI

3.55ct F VS2 Emerald Lab Grown Diamond

EX • F/VS2 • IGI LG839693425

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839693425

Diamond specifications and retailer prices

From £387 GBP
$519 USD
As of October 31, 2026
Save £154 GBP (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,406 GBP at Brilliance · As of October 23, 2026
View at Brilliance

About this 3.55ct lab-grown emerald diamond

This 3.55ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839693425 or 839693425. Listed at 3 retailers as of October 28, 2026, with a 40% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.55
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839693425
Dimensions10.12 × 7.28 × 4.97 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.12 mm7.28 mm3.55 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839693425
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 40.1°Culet: LargeDepth 68.3%

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 31
Current: £1,406 GBP|Low: £387 GBP|High: £2,406 GBP|Avg: £1,160 GBP
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 26, 2026
Retailer 3£387 GBP
Retailer 2£542 GBP
Retailer 5£694 GBP
Brilliance£1,406 GBP
Retailer 4£2,406 GBP

5 data points across 5 retailers

3 retailers£387 GBP to £542 GBP

A
Cheapest Retailer
-
£387 GBP
$519 USD
Final sale: no returns
B+
Retailer 2
-
£542 GBP
$726 USD
View
Most Expensive
Brilliance
D46144946 · Oct 23
£1,406 GBP
$1,884 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from £387 GBPSave up to £154 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.

A
3.55ct Emerald
£387 GBP