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Asscher|Lab Grown|IGI

2.57ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG798610296

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG798610296

Diamond specifications and retailer prices

From £1,100 GBP
CA$2,051 CAD
As of November 2, 2026
Save £355 GBP (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,455 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 2.57ct lab-grown asscher diamond

This 2.57ct lab-grown asscher sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798610296 or 798610296. Listed at 3 retailers as of November 1, 2026, with prices from £1,100 to £1,455, a £355 spread on the same certified stone. The Diamond Guys lists it at £1,455. 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798610296
Dimensions7.57 × 7.52 × 5.06 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm7.52 mm2.57 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798610296
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 40.4°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £745 GBP|Low: £617 GBP|High: £3,555 GBP|Avg: £1,270 GBP|-29.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
The Diamond Guys
August 3, 2026
Retailer 7£617 GBP
Retailer 10£665 GBP
Retailer 2£716 GBP
Retailer 4£745 GBP
Retailer 1£745 GBP
Retailer 8£1,100 GBP
Retailer 9£1,250 GBP
The Diamond Guys£1,455 GBP
Retailer 6£1,511 GBP
Retailer 5£1,842 GBP
Retailer 3£2,385 GBP

21 data points across 11 retailers

3 retailers£1,100 GBP to £1,455 GBP

Retailer 1
-
£745 GBP
A$1,539 AUD
Price last confirmed 121 days ago
B+
Retailer 2
-
£1,100 GBP
CA$2,051 CAD
View
Most Expensive
B
The Diamond Guys
1958044595 · Nov 1
£1,455 GBP
$1,953 USD
View
2 more retailers have this diamond
Prices start from £1,100 GBPSave up to £355 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.

B+
2.57ct Asscher
£1,100 GBP