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Asscher|Lab Grown|IGI

1.68ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836614447

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836614447

Diamond specifications and retailer prices

From £326 GBP
$434 USD
As of October 30, 2026
Save £3,699 GBP (92%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,025 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.68ct lab-grown asscher diamond

This 1.68ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614447 or 836614447. Listed at 23 retailers as of October 28, 2026, with prices from £326 to £4,025, a £3,699 spread on the same certified stone. Brilliant Earth lists it at £4,025. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614447
Dimensions6.50 × 6.48 × 4.45 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
6.50 mm6.48 mm1.68 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614447
Side View
Table 61.0%Crown 35.1°Girdle: Slightly ThickPavilion 42.7°Culet: NoneDepth 68.7%

Caratlytics Score

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A
Excellent
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: £4,025 GBP|Low: £326 GBP|High: £4,040 GBP|Avg: £1,293 GBP|-0.4%
Brilliant Earth
Retailer 2
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Retailer 23
October 30, 2026
Retailer 14£326 GBP
Retailer 9£365 GBP
Retailer 3£404 GBP
Retailer 5£404 GBP
Retailer 2£428 GBP
Retailer 10£472 GBP
Retailer 20£511 GBP
Retailer 6£589 GBP
Retailer 23£635 GBP
Retailer 13£667 GBP
Retailer 19£694 GBP
Retailer 17£831 GBP
Retailer 7£951 GBP
Retailer 22£1,133 GBP
Retailer 4£1,298 GBP
Retailer 8£1,322 GBP
Retailer 21£1,403 GBP
Retailer 18£1,492 GBP
Retailer 16£1,637 GBP
Retailer 11£1,725 GBP
Retailer 12£2,404 GBP
Retailer 15£2,808 GBP
Brilliant Earth£4,025 GBP

23 data points across 23 retailers

23 retailers£326 GBP to £4,025 GBP

A
Cheapest Retailer
-
£326 GBP
$434 USD
A
Retailer 2
-
£365 GBP
$486 USD
View
A
Retailer 3
-
£404 GBP
$538 USD
View
A
Retailer 4
-
£404 GBP
$538 USD
View
A
Retailer 5
-
£428 GBP
View
A
Retailer 6
-
£472 GBP
$628 USD
View
Final sale: no returns
A
Retailer 7
-
£511 GBP
$680 USD
View
A
Retailer 8
-
£589 GBP
$784 USD
View
A
Retailer 9
-
£635 GBP
$846 USD
View
A
Retailer 10
-
£667 GBP
View
A
Retailer 11
-
£694 GBP
ZAR 14,932 ZAR
View
A
Retailer 12
-
£831 GBP
€1,054 EUR
View
B+
Retailer 13
-
£951 GBP
$1,267 USD
View
B+
Retailer 14
-
£1,133 GBP
$1,509 USD
View
B+
Retailer 15
-
£1,298 GBP
$1,729 USD
View
B+
Retailer 16
-
£1,322 GBP
$1,761 USD
View
B+
Retailer 17
-
£1,403 GBP
$1,869 USD
View
B+
Retailer 18
-
£1,492 GBP
View
Retailer 19
-
£1,637 GBP
View
Price last confirmed 8 days ago
B+
Retailer 20
-
£1,725 GBP
SGD 3,104 SGD
View
B
Retailer 21
-
£2,404 GBP
$3,202 USD
View
Retailer 22
-
£2,808 GBP
$3,740 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21738542A · Oct 28
£4,025 GBP
$5,360 USD
View
22 more retailers have this diamond
Prices start from £326 GBPSave up to £3,699 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
1.68ct Asscher
£326 GBP