Asscher|Lab Grown|IGI

1.28ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG723576128

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG723576128

Diamond specifications and retailer prices

From £174 GBP
$234 USD
As of October 30, 2026
Save £796 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,483 GBP at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.28ct lab-grown asscher diamond

This 1.28ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG723576128 or 723576128. Listed at 18 retailers as of October 30, 2026, with a 456% 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

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723576128
Dimensions6.05 × 6.05 × 3.94 mm
L/W Ratio1.00
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
6.05 mm6.05 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723576128
Side View
Table 61.0%Crown 31.9°Girdle: Slightly ThickPavilion 42.1°Culet: NoneDepth 65.1%

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: £1,483 GBP|Low: £168 GBP|High: £1,483 GBP|Avg: £573 GBP|+19.9%
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
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Retailer 16
November 2, 2026
Retailer 15£174 GBP
Retailer 4£195 GBP
Retailer 16£216 GBP
Retailer 3£366 GBP
Retailer 9£373 GBP
Retailer 11£392 GBP
Retailer 2£408 GBP
Retailer 5£484 GBP
Retailer 12£527 GBP
Retailer 14£552 GBP
Retailer 6£734 GBP
Retailer 8£736 GBP
Retailer 13£812 GBP
Retailer 10£867 GBP
Retailer 7£970 GBP
Brilliant Earth£1,483 GBP

44 data points across 16 retailers

18 retailers£174 GBP to £970 GBP

A
Cheapest Retailer
-
£174 GBP
$234 USD
A
Retailer 2
-
£195 GBP
$262 USD
View
Final sale: no returns
A
Retailer 3
-
£202 GBP
$271 USD
View
A
Retailer 4
-
£216 GBP
$290 USD
View
Retailer 5
-
£216 GBP
$290 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£366 GBP
$491 USD
View
A
Retailer 7
-
£373 GBP
ZAR 8,094 ZAR
View
B+
Retailer 8
-
£392 GBP
€501 EUR
View
B+
Retailer 9
-
£408 GBP
View
B+
Retailer 10
-
£484 GBP
$650 USD
View
B+
Retailer 11
-
£527 GBP
A$1,089 AUD
View
B+
Retailer 12
-
£552 GBP
$741 USD
View
B
Retailer 13
-
£695 GBP
$933 USD
View
B
Retailer 14
-
£734 GBP
$985 USD
View
Retailer 15
-
£812 GBP
$1,090 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
£867 GBP
View
B
Retailer 17
-
£970 GBP
$1,302 USD
View
Most Expensive
Brilliant Earth
21313490A · Oct 22
£1,483 GBP
$1,990 USD
View
Price last confirmed 10 days ago
17 more retailers have this diamond
Prices start from £174 GBPSave up to £796 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
1.28ct Asscher
£174 GBP