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Asscher|Lab Grown|IGI

1.57ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG825660200

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG825660200

Diamond specifications and retailer prices

From £304 GBP
$407 USD
As of October 30, 2026
Save £2,256 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,847 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 1.57ct lab-grown asscher diamond

This 1.57ct 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 LG825660200 or 825660200. Listed at 21 retailers as of October 30, 2026, with a 743% 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

1.57
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660200
Dimensions6.41 × 6.40 × 4.30 mm
L/W Ratio1.00
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
6.41 mm6.40 mm1.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660200
Side View
Table 65.0%Crown 33.5°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 67.2%

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: £2,847 GBP|Low: £304 GBP|High: £3,754 GBP|Avg: £1,291 GBP|-0.5%
Rare Carat
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10£304 GBP
Retailer 7£340 GBP
Retailer 4£377 GBP
Retailer 21£377 GBP
Retailer 9£458 GBP
Retailer 18£485 GBP
Retailer 15£594 GBP
Retailer 20£596 GBP
Retailer 13£620 GBP
Retailer 17£648 GBP
Retailer 5£835 GBP
Retailer 19£905 GBP
Retailer 3£1,211 GBP
Retailer 8£1,238 GBP
Retailer 16£1,481 GBP
Retailer 11£1,547 GBP
Retailer 2£1,605 GBP
Retailer 12£1,675 GBP
Retailer 14£1,752 GBP
Retailer 6£2,560 GBP
Rare Carat£2,847 GBP

32 data points across 21 retailers

21 retailers£304 GBP to £2,560 GBP

A
Cheapest Retailer
-
£304 GBP
$407 USD
A
Retailer 2
-
£340 GBP
$456 USD
View
A
Retailer 3
-
£377 GBP
$505 USD
View
A
Retailer 4
-
£377 GBP
$505 USD
View
A
Retailer 5
-
£458 GBP
$614 USD
View
Final sale: no returns
A
Retailer 6
-
£485 GBP
$650 USD
View
A
Retailer 7
-
£594 GBP
€758 EUR
View
A
Retailer 8
-
£596 GBP
$799 USD
View
A
Retailer 9
-
£620 GBP
View
A
Retailer 10
-
£648 GBP
ZAR 14,018 ZAR
View
A
Retailer 11
-
£835 GBP
$1,119 USD
View
B+
Retailer 12
-
£905 GBP
$1,213 USD
View
B+
Retailer 13
-
£1,211 GBP
$1,623 USD
View
B+
Retailer 14
-
£1,238 GBP
$1,658 USD
View
B+
Retailer 15
-
£1,481 GBP
View
Retailer 16
-
£1,547 GBP
View
Price last confirmed 9 days ago
B+
Retailer 17
-
£1,605 GBP
$2,151 USD
View
B+
Retailer 18
-
£1,675 GBP
SGD 3,033 SGD
View
B
Retailer 19
-
£1,752 GBP
$2,347 USD
View
B
Retailer 20
-
£2,560 GBP
$3,430 USD
View
Most Expensive
Rare Carat
PD-239788 · Oct 19
£2,847 GBP
$3,815 USD
View
Price last confirmed 12 days ago
20 more retailers have this diamond
Prices start from £304 GBPSave up to £2,256 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
1.57ct Asscher
£304 GBP