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Asscher|Lab Grown|IGI

1.29ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836616542

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836616542

Diamond specifications and retailer prices

From £311 GBP
$417 USD
As of October 30, 2026
Save £1,473 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,784 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.29ct lab-grown asscher diamond

This 1.29ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836616542 or 836616542. Listed at 21 retailers as of October 30, 2026, with prices from £311 to £1,784, a £1,473 spread on the same certified stone. Brilliant Earth lists it at £1,784. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616542
Dimensions6.01 × 6.01 × 3.88 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
6.01 mm6.01 mm1.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616542
Side View
Table 59.0%Crown 33.1°Girdle: Slightly ThickPavilion 38.9°Culet: NoneDepth 64.6%

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: £1,784 GBP|Low: £311 GBP|High: £2,552 GBP|Avg: £861 GBP|-30.1%
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 8£311 GBP
Retailer 5£349 GBP
Retailer 18£349 GBP
Retailer 4£387 GBP
Retailer 6£387 GBP
Retailer 7£400 GBP
Retailer 19£496 GBP
Retailer 12£560 GBP
Retailer 3£610 GBP
Retailer 15£617 GBP
Retailer 2£636 GBP
Retailer 17£664 GBP
Retailer 21£685 GBP
Retailer 13£932 GBP
Retailer 14£1,228 GBP
Retailer 10£1,242 GBP
Retailer 11£1,267 GBP
Retailer 20£1,414 GBP
Retailer 9£1,421 GBP
Retailer 16£1,426 GBP
Brilliant Earth£1,784 GBP

16 data points across 21 retailers

21 retailers£311 GBP to £1,784 GBP

A
Cheapest Retailer
-
£311 GBP
$417 USD
A
Retailer 2
-
£349 GBP
$468 USD
View
A
Retailer 3
-
£349 GBP
$468 USD
View
Final sale: no returns
A
Retailer 4
-
£387 GBP
$518 USD
View
A
Retailer 5
-
£387 GBP
$518 USD
View
Retailer 6
-
£400 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£496 GBP
$665 USD
View
A
Retailer 8
-
£560 GBP
$750 USD
View
B+
Retailer 9
-
£610 GBP
$817 USD
View
B+
Retailer 10
-
£617 GBP
€787 EUR
View
B+
Retailer 11
-
£636 GBP
View
B+
Retailer 12
-
£664 GBP
ZAR 14,371 ZAR
View
B+
Retailer 13
-
£685 GBP
$918 USD
View
B+
Retailer 14
-
£932 GBP
$1,249 USD
View
B
Retailer 15
-
£1,228 GBP
SGD 2,224 SGD
View
B
Retailer 16
-
£1,242 GBP
$1,664 USD
View
B
Retailer 17
-
£1,267 GBP
$1,698 USD
View
Retailer 18
-
£1,414 GBP
$1,895 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
£1,421 GBP
$1,904 USD
View
B+
Retailer 20
-
£1,426 GBP
View
Most Expensive
B
Brilliant Earth
21861680A · Oct 30
£1,784 GBP
$2,390 USD
View
20 more retailers have this diamond
Prices start from £311 GBPSave up to £1,473 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
1.29ct Asscher
£311 GBP