CaratHunter
Plans
Emerald|Lab Grown|IGI

16.31ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG846632921

Shape and cutting style on the report: Emerald cut

Certificate IGI LG846632921

Diamond specifications and retailer prices

From £2,799 GBP
$3,751 USD
As of October 31, 2026
Save £10,455 GBP (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £13,255 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 16.31ct lab-grown emerald diamond

This 16.31ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846632921 or 846632921. Listed at 5 retailers as of October 29, 2026, with prices from £2,799 to £13,255, a £10,455 spread on the same certified stone. Brilliant Earth lists it at £13,255. 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

16.31
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846632921
Dimensions17.92 × 12.51 × 7.46 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.92 mm12.51 mm16.31 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846632921
Side View
Table 63.0%Crown 29.4°Girdle: MediumPavilion 37.9°Culet: LargeDepth 59.6%

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: £9,492 GBP|Low: £2,799 GBP|High: £9,729 GBP|Avg: £5,235 GBP|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 4£2,799 GBP
Retailer 3£3,688 GBP
Retailer 2£4,112 GBP
Retailer 1£9,492 GBP

6 data points across 4 retailers

5 retailers£2,799 GBP to £13,255 GBP

A
Cheapest Retailer
-
£2,799 GBP
$3,751 USD
Final sale: no returns
B+
Retailer 2
-
£3,688 GBP
$4,942 USD
View
B+
Retailer 3
-
£4,112 GBP
€5,247 EUR
View
B
Retailer 4
-
£9,492 GBP
$12,718 USD
View
Most Expensive
B
Brilliant Earth
22257044A · Oct 29
£13,255 GBP
$17,760 USD
View
4 more retailers have this diamond
Prices start from £2,799 GBPSave up to £10,455 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
16.31ct Emerald
£2,799 GBP