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Asscher|Lab Grown|IGI

1.58ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG613390792

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG613390792

Diamond specifications and retailer prices

From £377 GBP
$502 USD
As of October 28, 2026
Save £2,136 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,513 GBP at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.58ct lab-grown asscher diamond

This 1.58ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG613390792 or 613390792. Listed at 19 retailers as of October 28, 2026, with prices from £377 to £2,513, a £2,136 spread on the same certified stone. Diamond Quarter lists it at £2,513. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613390792
Dimensions6.45 × 6.39 × 4.21 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
6.45 mm6.39 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613390792
Side View
Table 62.0%Crown 37.9°Girdle: MediumPavilion 43.6°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £629 GBP|Low: £346 GBP|High: £2,426 GBP|Avg: £912 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8£377 GBP
Retailer 10£542 GBP
Retailer 3£567 GBP
Retailer 5£617 GBP
Retailer 1£629 GBP
Retailer 7£659 GBP
Retailer 4£856 GBP
Retailer 9£900 GBP
Retailer 12£1,085 GBP
Retailer 2£1,284 GBP
Retailer 6£1,507 GBP
Retailer 11£2,426 GBP

43 data points across 12 retailers

19 retailers£377 GBP to £2,513 GBP

A
Cheapest Retailer
-
£377 GBP
$502 USD
Final sale: no returns
A
Retailer 2
-
£442 GBP
HK$4,600 HKD
View
A
Retailer 3
-
£492 GBP
$655 USD
View
A
Retailer 4
-
£542 GBP
$722 USD
View
A
Retailer 5
-
£567 GBP
$755 USD
View
A
Retailer 6
-
£617 GBP
€783 EUR
View
A
Retailer 7
-
£629 GBP
View
A
Retailer 8
-
£659 GBP
ZAR 14,186 ZAR
View
B+
Retailer 9
-
£856 GBP
$1,140 USD
View
B+
Retailer 10
-
£887 GBP
$1,182 USD
View
B+
Retailer 11
-
£900 GBP
A$1,843 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£1,085 GBP
A$2,222 AUD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
£1,259 GBP
$1,677 USD
View
B+
Retailer 14
-
£1,284 GBP
SGD 2,310 SGD
View
B
Retailer 15
-
£1,405 GBP
$1,870 USD
View
B+
Retailer 16
-
£1,507 GBP
View
B
Retailer 17
-
£1,747 GBP
$2,327 USD
View
B
Retailer 18
-
£2,426 GBP
$3,230 USD
View
Most Expensive
B
Diamond Quarter
1.58IFELG92291FN · Oct 29
£2,513 GBP
View
18 more retailers have this diamond
Prices start from £377 GBPSave up to £2,136 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
1.58ct Asscher
£377 GBP