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Emerald|Lab Grown|IGI

17.51ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG826614347

Shape and cutting style on the report: Emerald cut

Certificate IGI LG826614347

Diamond specifications and retailer prices

From £3,787 GBP
$5,074 USD
As of November 1, 2026
Save £11,882 GBP (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £15,668 GBP at Adiamor · As of October 31, 2026
View at Adiamor

About this 17.51ct lab-grown emerald diamond

This 17.51ct 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 LG826614347 or 826614347. Listed at 9 retailers as of October 31, 2026, with prices from £3,787 to £15,668, a £11,882 spread on the same certified stone. Adiamor lists it at £15,668. 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

17.51
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826614347
Dimensions17.38 × 12.56 × 7.87 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.38 mm12.56 mm17.51 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826614347
Side View
Table 67.0%Crown 30.6°Girdle: MediumPavilion 40.7°Culet: LargeDepth 62.7%

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: Nov 1
Current: £15,668 GBP|Low: £3,787 GBP|High: £15,668 GBP|Avg: £8,073 GBP
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7£3,787 GBP
Retailer 5£3,926 GBP
Retailer 6£5,009 GBP
Retailer 2£5,093 GBP
Retailer 8£6,068 GBP
Retailer 4£6,071 GBP
Retailer 3£7,420 GBP
Retailer 9£14,014 GBP
Adiamor£15,668 GBP

42 data points across 9 retailers

9 retailers£3,787 GBP to £15,668 GBP

A
Cheapest Retailer
-
£3,787 GBP
$5,074 USD
Final sale: no returns
A
Retailer 2
-
£3,926 GBP
$5,260 USD
View
B+
Retailer 3
-
£5,009 GBP
$6,712 USD
View
B+
Retailer 4
-
£5,093 GBP
View
B+
Retailer 5
-
£6,068 GBP
$8,131 USD
View
B+
Retailer 6
-
£6,071 GBP
ZAR 131,419 ZAR
View
B
Retailer 7
-
£7,420 GBP
A$15,296 AUD
View
B
Retailer 8
-
£14,014 GBP
$18,777 USD
View
Most Expensive
B
Adiamor
D-81518157 · Oct 31
£15,668 GBP
$20,994 USD
View
8 more retailers have this diamond
Prices start from £3,787 GBPSave up to £11,882 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
17.51ct Emerald
£3,787 GBP