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Asscher|Lab Grown|IGI

1.02ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG840632254

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840632254

Diamond specifications and retailer prices

From £216 GBP
$290 USD
As of October 30, 2026
Save £1,634 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,851 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632254 or 840632254. Listed at 21 retailers as of October 30, 2026, with prices from £216 to £1,851, a £1,634 spread on the same certified stone. Brilliant Earth lists it at £1,851. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632254
Dimensions5.70 × 5.66 × 3.48 mm
L/W Ratio1.01
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
5.70 mm5.66 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632254
Side View
Table 66.0%Crown 33.9°Girdle: MediumPavilion 37.8°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A+
Exceptional
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: £1,851 GBP|Low: £216 GBP|High: £2,023 GBP|Avg: £672 GBP|-8.5%
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10£216 GBP
Retailer 7£251 GBP
Retailer 8£259 GBP
Retailer 4£269 GBP
Retailer 20£269 GBP
Retailer 2£277 GBP
Retailer 21£384 GBP
Retailer 6£440 GBP
Retailer 19£441 GBP
Retailer 5£448 GBP
Retailer 17£461 GBP
Retailer 13£475 GBP
Retailer 15£504 GBP
Retailer 18£825 GBP
Retailer 12£828 GBP
Retailer 3£863 GBP
Retailer 9£899 GBP
Retailer 11£970 GBP
Retailer 16£1,081 GBP
Retailer 14£1,124 GBP
Brilliant Earth£1,851 GBP

22 data points across 21 retailers

21 retailers£216 GBP to £1,851 GBP

A+
Cheapest Retailer
-
£216 GBP
$290 USD
A
Retailer 2
-
£251 GBP
$336 USD
View
A
Retailer 3
-
£259 GBP
$347 USD
View
Final sale: no returns
A
Retailer 4
-
£269 GBP
$360 USD
View
A
Retailer 5
-
£269 GBP
$360 USD
View
A
Retailer 6
-
£277 GBP
View
A
Retailer 7
-
£384 GBP
$515 USD
View
A
Retailer 8
-
£440 GBP
$589 USD
View
A
Retailer 9
-
£441 GBP
$591 USD
View
A
Retailer 10
-
£448 GBP
$600 USD
View
A
Retailer 11
-
£461 GBP
ZAR 9,984 ZAR
View
A
Retailer 12
-
£475 GBP
View
A
Retailer 13
-
£504 GBP
€643 EUR
View
B+
Retailer 14
-
£825 GBP
$1,105 USD
View
B+
Retailer 15
-
£828 GBP
SGD 1,499 SGD
View
B+
Retailer 16
-
£863 GBP
$1,156 USD
View
B+
Retailer 17
-
£899 GBP
$1,205 USD
View
Retailer 18
-
£970 GBP
$1,300 USD
View
Price last confirmed 12 days ago
B+
Retailer 19
-
£1,081 GBP
View
B+
Retailer 20
-
£1,124 GBP
$1,506 USD
View
Most Expensive
B
Brilliant Earth
21738577A · Oct 30
£1,851 GBP
$2,480 USD
View
20 more retailers have this diamond
Prices start from £216 GBPSave up to £1,634 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
£216 GBP