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Asscher|Lab Grown|IGI

1.53ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG837628586

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG837628586

Diamond specifications and retailer prices

From £444 GBP
$591 USD
As of October 28, 2026
Save £645 GBP (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,675 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 1.53ct lab-grown asscher diamond

This 1.53ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837628586 or 837628586. Listed at 9 retailers as of October 28, 2026, with a 145% 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

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837628586
Dimensions6.47 × 6.40 × 3.92 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
6.47 mm6.40 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837628586
Side View
Table 70.0%Crown 35.9°Girdle: Slightly ThickPavilion 39.8°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
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 28
Current: £1,675 GBP|Low: £442 GBP|High: £1,701 GBP|Avg: £835 GBP|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 7£444 GBP
Retailer 4£466 GBP
Retailer 2£477 GBP
Retailer 5£779 GBP
Retailer 8£844 GBP
Retailer 6£905 GBP
Retailer 9£983 GBP
Retailer 3£1,089 GBP
Rare Carat£1,675 GBP

40 data points across 9 retailers

9 retailers£444 GBP to £1,089 GBP

A
Cheapest Retailer
-
£444 GBP
$591 USD
A
Retailer 2
-
£466 GBP
$621 USD
View
A
Retailer 3
-
£477 GBP
View
A
Retailer 4
-
£779 GBP
$1,037 USD
View
B+
Retailer 5
-
£844 GBP
$1,124 USD
View
B+
Retailer 6
-
£905 GBP
$1,206 USD
View
Retailer 7
-
£983 GBP
A$2,013 AUD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
£1,089 GBP
View
Most Expensive
Rare Carat
3S837628586 · Oct 19
£1,675 GBP
$2,230 USD
View
Price last confirmed 11 days ago
8 more retailers have this diamond
Prices start from £444 GBPSave up to £645 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
1.53ct Asscher
£444 GBP