CaratHunter
Plans
Asscher|Lab Grown|IGI

4.00ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG572337475

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG572337475

Diamond specifications and retailer prices

From £1,305 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: £1,305 GBP at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 4ct lab-grown asscher diamond

This 4ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG572337475 or 572337475. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.00
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572337475
Dimensions8.76 × 8.71 × 5.82 mm
L/W Ratio1.01
Culet sizePointed
Top View
8.76 mm8.71 mm4.00 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG572337475
Side View
Table 65.5%Crown 34.2°Girdle: MediumPavilion 36.4°Culet: NoneDepth 66.8%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £515 GBP|Low: £266 GBP|High: £4,067 GBP|Avg: £1,061 GBP|-27.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 11, 2026
Retailer 9£266 GBP
Retailer 1£515 GBP
Retailer 2£532 GBP
Retailer 6£628 GBP
Retailer 7£695 GBP
Retailer 8£812 GBP
Retailer 10£895 GBP
Retailer 4£1,103 GBP
Retailer 3£1,330 GBP
Retailer 5£4,067 GBP

31 data points across 10 retailers

1 retailer

B+
Diamond Quarter
4.0VS1H57759EE8N · Oct 31
£1,305 GBP
View

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+
4.00ct Asscher
£1,305 GBP