CaratHunter
Plans
Asscher|Lab Grown|IGI

1.63ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG818659701

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG818659701

Diamond specifications and retailer prices

From £195 GBP
$259 USD
As of October 27, 2026
Save £2,620 GBP (93%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,815 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.63ct lab-grown asscher diamond

This 1.63ct 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 LG818659701 or 818659701. Listed at 23 retailers as of October 27, 2026, with prices from £195 to £2,815, a £2,620 spread on the same certified stone. Brilliant Earth lists it at £2,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659701
Dimensions6.53 × 6.50 × 4.28 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
6.53 mm6.50 mm1.63 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659701
Side View
Table 61.0%Crown 33.1°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 65.8%

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 27
Current: £2,815 GBP|Low: £187 GBP|High: £2,815 GBP|Avg: £795 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 7£195 GBP
Retailer 6£227 GBP
Retailer 8£242 GBP
Retailer 12£251 GBP
Retailer 15£361 GBP
Retailer 10£395 GBP
Retailer 14£416 GBP
Retailer 2£461 GBP
Retailer 16£563 GBP
Retailer 5£613 GBP
Retailer 9£805 GBP
Retailer 13£831 GBP
Retailer 3£868 GBP
Retailer 11£975 GBP
Retailer 4£2,672 GBP
Brilliant Earth£2,815 GBP

29 data points across 16 retailers

23 retailers£195 GBP to £2,815 GBP

A
Cheapest Retailer
-
£195 GBP
$259 USD
A
Retailer 2
-
£218 GBP
$290 USD
View
Final sale: no returns
A
Retailer 3
-
£227 GBP
$301 USD
View
A
Retailer 4
-
£242 GBP
$322 USD
View
A
Retailer 5
-
£242 GBP
$322 USD
View
A
Retailer 6
-
£251 GBP
View
A
Retailer 7
-
£361 GBP
$480 USD
View
A
Retailer 8
-
£395 GBP
€500 EUR
View
A
Retailer 9
-
£403 GBP
$535 USD
View
A
Retailer 10
-
£416 GBP
ZAR 8,925 ZAR
View
A
Retailer 11
-
£443 GBP
$589 USD
View
A
Retailer 12
-
£461 GBP
View
A
Retailer 13
-
£563 GBP
A$1,150 AUD
View
A
Retailer 14
-
£613 GBP
$815 USD
View
A
Retailer 15
-
£778 GBP
$1,034 USD
View
A
Retailer 16
-
£805 GBP
$1,070 USD
View
A
Retailer 17
-
£817 GBP
$1,085 USD
View
B+
Retailer 18
-
£831 GBP
SGD 1,493 SGD
View
A
Retailer 19
-
£866 GBP
$1,151 USD
View
B+
Retailer 20
-
£868 GBP
$1,153 USD
View
B+
Retailer 21
-
£975 GBP
View
B
Retailer 22
-
£2,672 GBP
$3,550 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21433863A · Oct 28
£2,815 GBP
$3,740 USD
View
22 more retailers have this diamond
Prices start from £195 GBPSave up to £2,620 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
1.63ct Asscher
£195 GBP