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Asscher|Lab Grown|IGI

2.57ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG756540466

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG756540466

Diamond specifications and retailer prices

From £746 GBP
$999 USD
As of October 30, 2026
Save £5,874 GBP (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,620 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown asscher diamond

This 2.57ct lab-grown asscher sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756540466 or 756540466. Listed at 17 retailers as of October 30, 2026, with prices from £746 to £6,620, a £5,874 spread on the same certified stone. Do Amore Diamonds lists it at £6,620. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.57
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756540466
Dimensions7.56 × 7.50 × 4.85 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
7.56 mm7.50 mm2.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756540466
Side View
Table 62.0%Crown 34.5°Girdle: Slightly ThickPavilion 43.2°Culet: NoneDepth 64.6%

Caratlytics Score

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A+
Exceptional
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: £6,620 GBP|Low: £717 GBP|High: £7,269 GBP|Avg: £2,494 GBP|-8.9%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 6£746 GBP
Retailer 5£811 GBP
Retailer 4£903 GBP
Retailer 19£1,052 GBP
Retailer 3£1,061 GBP
Retailer 17£1,226 GBP
Retailer 8£1,235 GBP
Retailer 13£1,466 GBP
Retailer 11£1,484 GBP
Retailer 21£1,768 GBP
Retailer 9£1,789 GBP
Retailer 18£2,264 GBP
Retailer 16£2,483 GBP
Retailer 12£2,599 GBP
Retailer 14£2,662 GBP
Retailer 10£2,791 GBP
Retailer 7£2,932 GBP
Retailer 15£3,083 GBP
Retailer 20£4,056 GBP
Retailer 2£4,836 GBP
Do Amore Diamonds£6,620 GBP

36 data points across 21 retailers

17 retailers£746 GBP to £6,620 GBP

A+
Cheapest Retailer
-
£746 GBP
$999 USD
A
Retailer 2
-
£811 GBP
$1,087 USD
View
A
Retailer 3
-
£903 GBP
$1,210 USD
View
Final sale: no returns
A
Retailer 4
-
£1,052 GBP
$1,410 USD
View
A
Retailer 5
-
£1,061 GBP
$1,422 USD
View
A
Retailer 6
-
£1,226 GBP
$1,643 USD
View
A
Retailer 7
-
£1,235 GBP
$1,655 USD
View
A
Retailer 8
-
£1,466 GBP
€1,871 EUR
View
A
Retailer 9
-
£1,768 GBP
$2,369 USD
View
A
Retailer 10
-
£1,789 GBP
$2,397 USD
View
Retailer 11
-
£2,264 GBP
A$4,667 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£2,483 GBP
$3,327 USD
View
B+
Retailer 13
-
£2,932 GBP
$3,928 USD
View
B+
Retailer 14
-
£3,083 GBP
View
Retailer 15
-
£4,056 GBP
$5,435 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
£4,836 GBP
$6,480 USD
View
Most Expensive
B
Do Amore Diamonds
27-778391B50 · Oct 30
£6,620 GBP
$8,870 USD
View
16 more retailers have this diamond
Prices start from £746 GBPSave up to £5,874 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+
2.57ct Asscher
£746 GBP