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Emerald|Lab Grown|IGI

1.04ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG685512507

Shape and cutting style on the report: Emerald cut

Certificate IGI LG685512507

Diamond specifications and retailer prices

From £138 GBP
$185 USD
As of October 30, 2026
Save £1,064 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,202 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685512507 or 685512507. Listed at 21 retailers as of October 30, 2026, with prices from £138 to £1,202, a £1,064 spread on the same certified stone. Brilliant Earth lists it at £1,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685512507
Dimensions6.92 × 4.86 × 3.20 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.92 mm4.86 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685512507
Side View
Table 64.0%Crown 35.2°Girdle: MediumPavilion 39.3°Culet: LargeDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,202 GBP|Low: £131 GBP|High: £1,851 GBP|Avg: £445 GBP|-35.1%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 20
October 31, 2026
Retailer 8£138 GBP
Retailer 9£154 GBP
Retailer 18£160 GBP
Retailer 3£171 GBP
Retailer 11£171 GBP
Retailer 15£294 GBP
Retailer 4£302 GBP
Retailer 13£305 GBP
Retailer 2£310 GBP
Retailer 20£350 GBP
Retailer 16£418 GBP
Retailer 19£427 GBP
Retailer 6£458 GBP
Retailer 7£551 GBP
Retailer 12£589 GBP
Retailer 10£591 GBP
Retailer 17£635 GBP
Retailer 14£805 GBP
Retailer 5£855 GBP
Brilliant Earth£1,202 GBP

43 data points across 20 retailers

21 retailers£138 GBP to £1,202 GBP

Retailer 1
-
£137 GBP
$183 USD
Price last confirmed 39 days ago
A
Retailer 2
-
£138 GBP
$185 USD
View
A
Retailer 3
-
£154 GBP
$207 USD
View
Final sale: no returns
A
Retailer 4
-
£160 GBP
$215 USD
View
A
Retailer 5
-
£171 GBP
$229 USD
View
A
Retailer 6
-
£171 GBP
$229 USD
View
A
Retailer 7
-
£294 GBP
ZAR 6,365 ZAR
View
A
Retailer 8
-
£302 GBP
$404 USD
View
A
Retailer 9
-
£305 GBP
€389 EUR
View
A
Retailer 10
-
£310 GBP
View
A
Retailer 11
-
£350 GBP
$469 USD
View
A
Retailer 12
-
£418 GBP
A$861 AUD
View
B+
Retailer 13
-
£427 GBP
$572 USD
View
B+
Retailer 14
-
£458 GBP
$613 USD
View
B+
Retailer 15
-
£551 GBP
$738 USD
View
B+
Retailer 16
-
£591 GBP
$792 USD
View
B+
Retailer 17
-
£601 GBP
$805 USD
View
B+
Retailer 18
-
£635 GBP
A$1,309 AUD
View
B+
Retailer 19
-
£805 GBP
View
B
Retailer 20
-
£855 GBP
$1,146 USD
View
Most Expensive
B
Brilliant Earth
14313013A · Oct 30
£1,202 GBP
$1,610 USD
View
20 more retailers have this diamond
Prices start from £138 GBPSave up to £1,064 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
£138 GBP