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Asscher|Lab Grown|IGI

1.56ct F IF Asscher Lab Grown Diamond

ID • F/IF • IGI LG626426052

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG626426052

Diamond specifications and retailer prices

From £227 GBP
$304 USD
As of October 30, 2026
Save £1,669 GBP (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £1,896 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.56ct lab-grown asscher diamond

This 1.56ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG626426052 or 626426052. Listed at 27 retailers as of October 30, 2026, with prices from £227 to £1,896, a £1,669 spread on the same certified stone. Brilliant Earth lists it at £1,896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626426052
Dimensions6.38 × 6.31 × 4.23 mm
L/W Ratio1.01
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
6.38 mm6.31 mm1.56 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626426052
Side View
Table 64.0%Crown 35.1°Girdle: MediumPavilion 41.7°Culet: NoneDepth 67.0%

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 30
Current: £1,896 GBP|Low: £227 GBP|High: £2,388 GBP|Avg: £774 GBP|-20.6%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 5£227 GBP
Retailer 10£253 GBP
Retailer 4£263 GBP
Retailer 14£281 GBP
Retailer 18£281 GBP
Retailer 13£289 GBP
Retailer 17£379 GBP
Retailer 9£396 GBP
Retailer 19£441 GBP
Retailer 3£483 GBP
Retailer 15£499 GBP
Retailer 21£655 GBP
Retailer 16£681 GBP
Retailer 20£903 GBP
Retailer 12£961 GBP
Retailer 8£1,080 GBP
Retailer 7£1,092 GBP
Retailer 2£1,126 GBP
Retailer 11£1,137 GBP
Retailer 6£1,489 GBP
Brilliant Earth£1,896 GBP

36 data points across 21 retailers

27 retailers£227 GBP to £1,896 GBP

A
Cheapest Retailer
-
£227 GBP
$304 USD
A
Retailer 2
-
£253 GBP
$339 USD
View
Final sale: no returns
A
Retailer 3
-
£263 GBP
$352 USD
View
A
Retailer 4
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£281 GBP
$376 USD
View
Retailer 5
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£281 GBP
$376 USD
View
Price last confirmed 7 days ago
A
Retailer 6
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£289 GBP
View
A
Retailer 7
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£379 GBP
$508 USD
View
A
Retailer 8
-
£396 GBP
$530 USD
View
A
Retailer 9
-
£441 GBP
€563 EUR
View
A
Retailer 10
-
£483 GBP
ZAR 10,448 ZAR
View
A
Retailer 11
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£499 GBP
View
A
Retailer 12
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£531 GBP
$712 USD
View
A
Retailer 13
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£599 GBP
$803 USD
View
A
Retailer 14
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£655 GBP
A$1,350 AUD
View
A
Retailer 15
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£681 GBP
$913 USD
View
B+
Retailer 16
-
£796 GBP
$1,066 USD
View
B+
Retailer 17
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£903 GBP
$1,210 USD
View
B+
Retailer 18
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£938 GBP
$1,257 USD
View
Retailer 19
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£961 GBP
A$1,980 AUD
View
Price last confirmed 31 days ago
B
Retailer 20
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£1,080 GBP
$1,447 USD
View
B
Retailer 21
-
£1,092 GBP
View
B+
Retailer 22
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£1,126 GBP
View
B
Retailer 23
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£1,137 GBP
$1,524 USD
View
B
Retailer 24
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£1,150 GBP
View
B
Retailer 25
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£1,180 GBP
$1,581 USD
View
Retailer 26
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£1,489 GBP
$1,995 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
9593318A · Oct 31
£1,896 GBP
$2,540 USD
View
26 more retailers have this diamond
Prices start from £227 GBPSave up to £1,669 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
1.56ct Asscher
£227 GBP