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Asscher|Lab Grown|IGI

1.51ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836616479

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836616479

Diamond specifications and retailer prices

From £293 GBP
$393 USD
As of October 30, 2026
Save £2,685 GBP (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,978 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct 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 LG836616479 or 836616479. Listed at 22 retailers as of October 30, 2026, with prices from £293 to £2,978, a £2,685 spread on the same certified stone. Brilliant Earth lists it at £2,978. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616479
Dimensions6.18 × 6.17 × 4.33 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
6.18 mm6.17 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616479
Side View
Table 63.0%Crown 37.9°Girdle: ThickPavilion 37.4°Culet: NoneDepth 70.2%

Caratlytics Score

How it works →
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: £2,978 GBP|Low: £293 GBP|High: £3,605 GBP|Avg: £1,094 GBP|-17.4%
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 12£293 GBP
Retailer 9£328 GBP
Retailer 4£363 GBP
Retailer 6£363 GBP
Retailer 13£384 GBP
Retailer 10£440 GBP
Retailer 21£474 GBP
Retailer 7£545 GBP
Retailer 3£577 GBP
Retailer 16£596 GBP
Retailer 20£625 GBP
Retailer 8£778 GBP
Retailer 18£780 GBP
Retailer 17£871 GBP
Retailer 5£1,168 GBP
Retailer 11£1,196 GBP
Retailer 22£1,264 GBP
Retailer 19£1,427 GBP
Retailer 15£1,614 GBP
Retailer 14£1,684 GBP
Retailer 2£2,735 GBP
Brilliant Earth£2,978 GBP

17 data points across 22 retailers

22 retailers£293 GBP to £2,978 GBP

A
Cheapest Retailer
-
£293 GBP
$393 USD
A
Retailer 2
-
£328 GBP
$440 USD
View
A
Retailer 3
-
£363 GBP
$487 USD
View
Retailer 4
-
£363 GBP
$487 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£384 GBP
View
A
Retailer 6
-
£440 GBP
$590 USD
View
Final sale: no returns
A
Retailer 7
-
£474 GBP
$635 USD
View
A
Retailer 8
-
£545 GBP
$730 USD
View
A
Retailer 9
-
£577 GBP
$773 USD
View
A
Retailer 10
-
£596 GBP
View
A
Retailer 11
-
£625 GBP
ZAR 13,519 ZAR
View
B+
Retailer 12
-
£778 GBP
$1,042 USD
View
B+
Retailer 13
-
£780 GBP
€995 EUR
View
B+
Retailer 14
-
£871 GBP
$1,167 USD
View
B+
Retailer 15
-
£1,168 GBP
$1,565 USD
View
B+
Retailer 16
-
£1,196 GBP
$1,602 USD
View
B+
Retailer 17
-
£1,264 GBP
$1,694 USD
View
B+
Retailer 18
-
£1,427 GBP
View
B
Retailer 19
-
£1,614 GBP
SGD 2,923 SGD
View
B
Retailer 20
-
£1,684 GBP
$2,257 USD
View
B
Retailer 21
-
£2,735 GBP
$3,665 USD
View
Most Expensive
B
Brilliant Earth
21861667A · Oct 31
£2,978 GBP
$3,990 USD
View
21 more retailers have this diamond
Prices start from £293 GBPSave up to £2,685 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
1.51ct Asscher
£293 GBP