CaratHunter
Plans
Emerald|Lab Grown|IGI

1.78ct H VVS2 Emerald Lab Grown Diamond

ID • H/VVS2 • IGI LG775617275

Shape and cutting style on the report: Emerald cut

Certificate IGI LG775617275

Diamond specifications and retailer prices

From £192 GBP
$256 USD
As of October 30, 2026
Save £799 GBP (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £991 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG775617275 or 775617275. Listed at 17 retailers as of October 29, 2026, with prices from £192 to £991, a £799 spread on the same certified stone. Brilliant Earth lists it at £991. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775617275
Dimensions8.19 × 5.84 × 3.71 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.19 mm5.84 mm1.78 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775617275
Side View
Table 64.0%Crown 32.6°Girdle: MediumPavilion 39.2°Culet: LargeDepth 63.5%

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 30
Current: £991 GBP|Low: £192 GBP|High: £1,119 GBP|Avg: £599 GBP|-11.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 28, 2026
Retailer 11£192 GBP
Retailer 12£215 GBP
Retailer 13£238 GBP
Retailer 7£357 GBP
Retailer 14£399 GBP
Retailer 2£410 GBP
Retailer 4£500 GBP
Retailer 5£500 GBP
Retailer 8£555 GBP
Retailer 10£732 GBP
Retailer 6£805 GBP
Retailer 3£927 GBP
Retailer 9£957 GBP
Brilliant Earth£991 GBP

29 data points across 14 retailers

17 retailers£192 GBP to £991 GBP

A
Cheapest Retailer
-
£192 GBP
$256 USD
A
Retailer 2
-
£215 GBP
$286 USD
View
Final sale: no returns
A
Retailer 3
-
£223 GBP
$297 USD
View
A
Retailer 4
-
£238 GBP
$317 USD
View
A
Retailer 5
-
£238 GBP
$317 USD
View
A
Retailer 6
-
£357 GBP
$475 USD
View
B+
Retailer 7
-
£399 GBP
$531 USD
View
A
Retailer 8
-
£410 GBP
ZAR 8,811 ZAR
View
B+
Retailer 9
-
£500 GBP
$666 USD
View
B+
Retailer 10
-
£500 GBP
$666 USD
View
B+
Retailer 11
-
£555 GBP
A$1,138 AUD
View
B
Retailer 12
-
£732 GBP
$975 USD
View
B
Retailer 13
-
£766 GBP
$1,020 USD
View
B
Retailer 14
-
£805 GBP
$1,072 USD
View
B
Retailer 15
-
£927 GBP
View
B
Retailer 16
-
£957 GBP
View
Most Expensive
B
Brilliant Earth
18195155A · Oct 29
£991 GBP
$1,320 USD
View
16 more retailers have this diamond
Prices start from £192 GBPSave up to £799 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
£192 GBP