CaratHunter
Plans
Emerald|Lab Grown|IGI

1.04ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG818648721

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818648721

Diamond specifications and retailer prices

From £108 GBP
$144 USD
As of October 30, 2026
Save £523 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £713 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.04ct lab-grown emerald diamond

This 1.04ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818648721 or 818648721. Listed at 18 retailers as of October 29, 2026, with a 484% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818648721
Dimensions7.20 × 4.79 × 3.11 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.20 mm4.79 mm1.04 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818648721
Side View
Table 63.0%Crown 35.9°Girdle: MediumPavilion 40.7°Culet: LargeDepth 64.9%

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: £713 GBP|Low: £105 GBP|High: £736 GBP|Avg: £327 GBP|-3.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 6£108 GBP
Retailer 5£121 GBP
Retailer 3£125 GBP
Retailer 15£134 GBP
Retailer 16£134 GBP
Retailer 13£231 GBP
Retailer 11£249 GBP
Retailer 18£254 GBP
Retailer 12£255 GBP
Retailer 14£328 GBP
Retailer 10£334 GBP
Retailer 8£347 GBP
Retailer 7£371 GBP
Retailer 9£431 GBP
Retailer 17£432 GBP
Retailer 4£473 GBP
Retailer 2£631 GBP
Brilliant Earth£713 GBP

39 data points across 18 retailers

18 retailers£108 GBP to £631 GBP

A
Cheapest Retailer
-
£108 GBP
$144 USD
A
Retailer 2
-
£121 GBP
$161 USD
View
Final sale: no returns
A
Retailer 3
-
£125 GBP
$167 USD
View
A
Retailer 4
-
£134 GBP
$179 USD
View
A
Retailer 5
-
£134 GBP
$179 USD
View
A
Retailer 6
-
£231 GBP
ZAR 4,960 ZAR
View
A
Retailer 7
-
£249 GBP
$331 USD
View
A
Retailer 8
-
£254 GBP
$338 USD
View
A
Retailer 9
-
£255 GBP
View
A
Retailer 10
-
£328 GBP
A$671 AUD
View
A
Retailer 11
-
£334 GBP
$445 USD
View
B+
Retailer 12
-
£347 GBP
$462 USD
View
B+
Retailer 13
-
£371 GBP
SGD 668 SGD
View
B+
Retailer 14
-
£431 GBP
$574 USD
View
B+
Retailer 15
-
£432 GBP
$575 USD
View
B+
Retailer 16
-
£473 GBP
$630 USD
View
B
Retailer 17
-
£631 GBP
View
Most Expensive
Brilliant Earth
21492615A · Oct 16
£713 GBP
$950 USD
View
Price last confirmed 13 days ago
17 more retailers have this diamond
Prices start from £108 GBPSave up to £523 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
1.04ct Emerald
£108 GBP