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Emerald|Lab Grown|IGI

6.74ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG843686198

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843686198

Diamond specifications and retailer prices

From £829 GBP
$1,111 USD
As of October 31, 2026
Save £3,559 GBP (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,388 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 6.74ct lab-grown emerald diamond

This 6.74ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843686198 or 843686198. Listed at 3 retailers as of October 28, 2026, with prices from £829 to £4,388, a £3,559 spread on the same certified stone. Rare Carat lists it at £4,388. 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

6.74
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843686198
Dimensions12.50 × 9.18 × 6.07 mm
L/W Ratio1.36
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.50 mm9.18 mm6.74 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843686198
Side View
Table 66.0%Crown 36.6°Girdle: MediumPavilion 40.8°Culet: LargeDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,388 GBP|Low: £829 GBP|High: £4,437 GBP|Avg: £2,322 GBP|-1.1%
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3£829 GBP
Retailer 2£1,256 GBP
Rare Carat£4,388 GBP

18 data points across 3 retailers

3 retailers£829 GBP to £4,388 GBP

A
Cheapest Retailer
-
£829 GBP
$1,111 USD
Final sale: no returns
A
Retailer 2
-
£1,256 GBP
View
Most Expensive
B
Rare Carat
843686198 · Oct 28
£4,388 GBP
$5,880 USD
View
2 more retailers have this diamond
Prices start from £829 GBPSave up to £3,559 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
6.74ct Emerald
£829 GBP