Emerald|Lab Grown|IGI

1.78ct G VVS2 Emerald Lab Grown Diamond

ID • G/VVS2 • IGI LG821682075

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821682075

Diamond specifications and retailer prices

From £185 GBP
$248 USD
As of October 24, 2026
Save £738 GBP (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £923 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.78ct lab-grown emerald diamond

This 1.78ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821682075 or 821682075. Listed at 26 retailers as of October 24, 2026, with prices from £185 to £923, a £738 spread on the same certified stone. Reve Diamonds lists it at £923. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821682075
Dimensions8.18 × 5.82 × 3.83 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm5.82 mm1.78 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821682075
Side View
Table 64.0%Crown 31.3°Girdle: MED-STKPavilion 43.2°Culet: LargeDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: £637 GBP|Low: £172 GBP|High: £929 GBP|Avg: £507 GBP|+11.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 26, 2026
Retailer 6£178 GBP
Retailer 7£198 GBP
Retailer 4£200 GBP
Retailer 11£334 GBP
Retailer 12£340 GBP
Retailer 5£354 GBP
Retailer 3£471 GBP
Retailer 9£496 GBP
Retailer 1£637 GBP
Retailer 10£675 GBP
Retailer 8£792 GBP
Retailer 2£804 GBP
Reve Diamonds£923 GBP

37 data points across 13 retailers

26 retailers£185 GBP to £923 GBP

Retailer 1
-
£151 GBP
$202 USD
Price last confirmed 22 days ago
Retailer 2
-
£151 GBP
$202 USD
View
Price last confirmed 28 days ago
Retailer 3
-
£182 GBP
$244 USD
View
Price last confirmed 21 days ago
Retailer 4
-
£182 GBP
$244 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
£185 GBP
$248 USD
View
Retailer 6
-
£193 GBP
$258 USD
View
Price last confirmed 39 days ago
Retailer 7
-
£195 GBP
$261 USD
View
Price last confirmed 23 days ago
Retailer 8
-
£195 GBP
$261 USD
View
Price last confirmed 27 days ago
Retailer 9
-
£195 GBP
$261 USD
View
Price last confirmed 20 days ago
Retailer 10
-
£195 GBP
$261 USD
View
Price last confirmed 22 days ago
A
Retailer 11
-
£198 GBP
$265 USD
View
Retailer 12
-
£200 GBP
$268 USD
View
Price last confirmed 9 days ago
Retailer 13
-
£334 GBP
ZAR 7,230 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£340 GBP
$455 USD
View
A
Retailer 15
-
£354 GBP
View
Retailer 16
-
£471 GBP
A$970 AUD
View
Price last confirmed 13 days ago
A
Retailer 17
-
£496 GBP
$665 USD
View
Retailer 18
-
£627 GBP
$840 USD
View
Price last confirmed 30 days ago
Retailer 19
-
£627 GBP
$840 USD
View
Price last confirmed 20 days ago
Retailer 20
-
£627 GBP
$840 USD
View
Price last confirmed 26 days ago
Retailer 21
-
£627 GBP
$840 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
£637 GBP
$854 USD
View
B+
Retailer 23
-
£675 GBP
$904 USD
View
B+
Retailer 24
-
£792 GBP
View
B+
Retailer 25
-
£804 GBP
$1,077 USD
View
Most Expensive
B
Reve Diamonds
A5D21C233 · Oct 25
£923 GBP
$1,237 USD
View
25 more retailers have this diamond
Prices start from £185 GBPSave up to £738 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
1.78ct Emerald
£185 GBP