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Asscher|Lab Grown|IGI

1.02ct E IF Asscher Lab Grown Diamond

EX • E/IF • IGI LG665409408

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG665409408

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 30, 2026
Save £1,034 GBP (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,239 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.02ct lab-grown asscher diamond

This 1.02ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665409408 or 665409408. Listed at 17 retailers as of October 30, 2026, with prices from £204 to £1,239, a £1,034 spread on the same certified stone. Brilliant Earth lists it at £1,239. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409408
Dimensions5.59 × 5.59 × 3.69 mm
L/W Ratio1.00
Culet sizePointed
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
5.59 mm5.59 mm1.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409408
Side View
Table 61.0%Crown 35.8°Girdle: MediumPavilion 41°Culet: NoneDepth 66.0%

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: £1,239 GBP|Low: £145 GBP|High: £1,246 GBP|Avg: £596 GBP|-0.6%
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
October 31, 2026
Retailer 14£204 GBP
Retailer 4£228 GBP
Retailer 5£383 GBP
Retailer 9£388 GBP
Retailer 11£391 GBP
Retailer 16£400 GBP
Retailer 2£429 GBP
Retailer 15£438 GBP
Retailer 12£555 GBP
Retailer 3£602 GBP
Retailer 13£614 GBP
Retailer 7£771 GBP
Retailer 8£819 GBP
Retailer 10£918 GBP
Retailer 6£1,001 GBP
Brilliant Earth£1,239 GBP

44 data points across 16 retailers

17 retailers£204 GBP to £1,239 GBP

A
Cheapest Retailer
-
£204 GBP
$274 USD
Final sale: no returns
A
Retailer 2
-
£228 GBP
$305 USD
View
A
Retailer 3
-
£383 GBP
$513 USD
View
A
Retailer 4
-
£388 GBP
€495 EUR
View
A
Retailer 5
-
£391 GBP
ZAR 8,472 ZAR
View
A
Retailer 6
-
£400 GBP
$536 USD
View
A
Retailer 7
-
£429 GBP
View
A
Retailer 8
-
£438 GBP
$587 USD
View
B+
Retailer 9
-
£555 GBP
A$1,145 AUD
View
B+
Retailer 10
-
£602 GBP
$806 USD
View
B+
Retailer 11
-
£614 GBP
A$1,265 AUD
View
B+
Retailer 12
-
£771 GBP
$1,033 USD
View
B+
Retailer 13
-
£835 GBP
$1,119 USD
View
B
Retailer 14
-
£918 GBP
View
B
Retailer 15
-
£928 GBP
View
B
Retailer 16
-
£1,001 GBP
$1,341 USD
View
Most Expensive
B
Brilliant Earth
14720558A · Oct 31
£1,239 GBP
$1,660 USD
View
16 more retailers have this diamond
Prices start from £204 GBPSave up to £1,034 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
1.02ct Asscher
£204 GBP