CaratHunter
Plans
Asscher|Lab Grown|IGI

1.34ct D IF Asscher Lab Grown Diamond

EX • D/IF • IGI LG752588128

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG752588128

Diamond specifications and retailer prices

From £187 GBP
$251 USD
As of November 1, 2026
Save £1,691 GBP (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,698 GBP at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.34ct lab-grown asscher diamond

This 1.34ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG752588128 or 752588128. Listed at 26 retailers as of November 1, 2026, with a 904% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752588128
Dimensions6.17 × 6.09 × 3.98 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
6.17 mm6.09 mm1.34 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752588128
Side View
Table 60.0%Crown 35.2°Girdle: MediumPavilion 41.6°Culet: NoneDepth 65.4%

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: Nov 1
Current: £1,878 GBP|Low: £185 GBP|High: £2,698 GBP|Avg: £701 GBP|-30.4%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 2, 2026
Retailer 12£185 GBP
Retailer 8£187 GBP
Retailer 5£208 GBP
Retailer 11£215 GBP
Retailer 14£230 GBP
Retailer 2£236 GBP
Retailer 21£297 GBP
Retailer 6£305 GBP
Retailer 17£369 GBP
Retailer 24£391 GBP
Retailer 19£396 GBP
Retailer 13£436 GBP
Retailer 22£440 GBP
Retailer 4£534 GBP
Retailer 23£558 GBP
Retailer 25£670 GBP
Retailer 7£737 GBP
Retailer 16£776 GBP
Retailer 10£893 GBP
Retailer 15£897 GBP
Retailer 20£919 GBP
Retailer 9£948 GBP
Retailer 3£1,610 GBP
Retailer 18£1,665 GBP
Brilliant Earth£1,878 GBP

30 data points across 25 retailers

26 retailers£187 GBP to £1,878 GBP

Retailer 1
-
£185 GBP
$248 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£187 GBP
$251 USD
View
Final sale: no returns
A
Retailer 3
-
£208 GBP
$279 USD
View
Retailer 4
-
£215 GBP
$288 USD
View
Price last confirmed 13 days ago
Retailer 5
-
£230 GBP
$308 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£236 GBP
View
B+
Retailer 7
-
£297 GBP
$399 USD
View
A
Retailer 8
-
£305 GBP
HK$3,200 HKD
View
A
Retailer 9
-
£391 GBP
$525 USD
View
A
Retailer 10
-
£396 GBP
ZAR 8,582 ZAR
View
A
Retailer 11
-
£436 GBP
View
A
Retailer 12
-
£440 GBP
€562 EUR
View
A
Retailer 13
-
£534 GBP
$716 USD
View
A
Retailer 14
-
£558 GBP
A$1,152 AUD
View
B+
Retailer 15
-
£670 GBP
$899 USD
View
B+
Retailer 16
-
£737 GBP
$989 USD
View
B+
Retailer 17
-
£776 GBP
$1,041 USD
View
B+
Retailer 18
-
£893 GBP
SGD 1,619 SGD
View
Retailer 19
-
£897 GBP
View
Price last confirmed 11 days ago
B+
Retailer 20
-
£919 GBP
View
B+
Retailer 21
-
£948 GBP
$1,272 USD
View
B
Retailer 22
-
£1,610 GBP
$2,160 USD
View
Retailer 23
-
£1,665 GBP
$2,235 USD
View
Price last confirmed 28 days ago
B
Retailer 24
-
£1,836 GBP
View
B
Retailer 25
-
£1,878 GBP
$2,520 USD
View
Most Expensive
Brilliant Earth
16727823A · Oct 24
£2,698 GBP
$3,620 USD
View
Price last confirmed 9 days ago
25 more retailers have this diamond
Prices start from £187 GBPSave up to £1,691 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
1.34ct Asscher
£187 GBP