CaratHunter
Plans
Emerald|Lab Grown|IGI

3.98ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG691523529

Shape and cutting style on the report: Emerald cut

Certificate IGI LG691523529

Diamond specifications and retailer prices

From £582 GBP
$780 USD
As of October 29, 2026
Save £3,485 GBP (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,067 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.98ct lab-grown emerald diamond

This 3.98ct 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 LG691523529 or 691523529. Listed at 11 retailers as of October 29, 2026, with prices from £582 to £4,067, a £3,485 spread on the same certified stone. Brilliant Earth lists it at £4,067. 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

3.98
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691523529
Dimensions10.74 × 7.59 × 5.11 mm
L/W Ratio1.42
Culet sizeLarge
Top View
10.74 mm7.59 mm3.98 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691523529
Side View
Table 64.0%Crown 36.1°Girdle: MediumPavilion 41°Culet: LargeDepth 67.3%

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 29
Current: £4,067 GBP|Low: £343 GBP|High: £4,762 GBP|Avg: £1,727 GBP|+13.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4£343 GBP
Retailer 2£582 GBP
Retailer 10£644 GBP
Retailer 5£784 GBP
Retailer 3£968 GBP
Retailer 9£1,202 GBP
Retailer 7£1,256 GBP
Retailer 12£1,644 GBP
Retailer 6£2,346 GBP
Retailer 11£2,699 GBP
Retailer 8£3,485 GBP
Brilliant Earth£4,067 GBP

29 data points across 12 retailers

11 retailers£582 GBP to £4,067 GBP

A
Cheapest Retailer
-
£582 GBP
$780 USD
B+
Retailer 2
-
£644 GBP
$863 USD
View
A
Retailer 3
-
£784 GBP
€1,000 EUR
View
B+
Retailer 4
-
£1,202 GBP
$1,611 USD
View
B+
Retailer 5
-
£1,256 GBP
$1,683 USD
View
Retailer 6
-
£1,644 GBP
A$3,388 AUD
View
Price last confirmed 24 days ago
B
Retailer 7
-
£2,346 GBP
View
B
Retailer 8
-
£2,698 GBP
$3,615 USD
View
B
Retailer 9
-
£2,699 GBP
$3,616 USD
View
B
Retailer 10
-
£3,485 GBP
$4,670 USD
View
Most Expensive
B
Brilliant Earth
16807348A · Oct 31
£4,067 GBP
$5,450 USD
View
10 more retailers have this diamond
Prices start from £582 GBPSave up to £3,485 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
3.98ct Emerald
£582 GBP