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Asscher|Lab Grown|IGI

1.56ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836608037

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836608037

Diamond specifications and retailer prices

From £302 GBP
$405 USD
As of October 30, 2026
Save £2,758 GBP (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,060 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836608037 or 836608037. Listed at 23 retailers as of October 30, 2026, with prices from £302 to £3,060, a £2,758 spread on the same certified stone. Brilliant Earth lists it at £3,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836608037
Dimensions6.51 × 6.40 × 4.10 mm
L/W Ratio1.02
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
6.51 mm6.40 mm1.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836608037
Side View
Table 63.0%Crown 33.6°Girdle: Slightly ThickPavilion 39.6°Culet: NoneDepth 64.1%

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: £3,060 GBP|Low: £302 GBP|High: £3,717 GBP|Avg: £1,188 GBP|-17.7%
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 11£302 GBP
Retailer 8£338 GBP
Retailer 4£375 GBP
Retailer 23£375 GBP
Retailer 18£397 GBP
Retailer 10£455 GBP
Retailer 21£485 GBP
Retailer 6£557 GBP
Retailer 22£593 GBP
Retailer 13£616 GBP
Retailer 20£644 GBP
Retailer 19£804 GBP
Retailer 7£825 GBP
Retailer 17£899 GBP
Retailer 3£1,205 GBP
Retailer 9£1,231 GBP
Retailer 2£1,306 GBP
Retailer 5£1,465 GBP
Retailer 14£1,535 GBP
Retailer 15£1,667 GBP
Retailer 16£2,320 GBP
Retailer 12£2,832 GBP
Brilliant Earth£3,060 GBP

24 data points across 23 retailers

23 retailers£302 GBP to £3,060 GBP

A
Cheapest Retailer
-
£302 GBP
$405 USD
A
Retailer 2
-
£338 GBP
$453 USD
View
A
Retailer 3
-
£375 GBP
$502 USD
View
A
Retailer 4
-
£375 GBP
$502 USD
View
A
Retailer 5
-
£397 GBP
View
A
Retailer 6
-
£455 GBP
$610 USD
View
Final sale: no returns
A
Retailer 7
-
£485 GBP
$650 USD
View
A
Retailer 8
-
£557 GBP
$746 USD
View
A
Retailer 9
-
£593 GBP
$795 USD
View
A
Retailer 10
-
£616 GBP
View
A
Retailer 11
-
£644 GBP
ZAR 13,935 ZAR
View
A
Retailer 12
-
£804 GBP
€1,026 EUR
View
A
Retailer 13
-
£825 GBP
$1,105 USD
View
B+
Retailer 14
-
£899 GBP
$1,205 USD
View
B+
Retailer 15
-
£1,205 GBP
$1,614 USD
View
B+
Retailer 16
-
£1,231 GBP
$1,649 USD
View
B+
Retailer 17
-
£1,306 GBP
$1,750 USD
View
B+
Retailer 18
-
£1,465 GBP
View
Retailer 19
-
£1,535 GBP
View
Price last confirmed 9 days ago
B+
Retailer 20
-
£1,667 GBP
SGD 3,018 SGD
View
B
Retailer 21
-
£2,320 GBP
$3,109 USD
View
Retailer 22
-
£2,832 GBP
$3,795 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21695317A · Oct 30
£3,060 GBP
$4,100 USD
View
22 more retailers have this diamond
Prices start from £302 GBPSave up to £2,758 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
£302 GBP