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Asscher|Lab Grown|IGI

11.38ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG628402055

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG628402055

Diamond specifications and retailer prices

From £2,943 GBP
$3,943 USD
As of October 31, 2026
Save £10,849 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £14,218 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 11.38ct lab-grown asscher diamond

This 11.38ct lab-grown asscher sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628402055 or 628402055. Listed at 9 retailers as of October 30, 2026, with a 369% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.38
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628402055
Dimensions12.43 × 12.26 × 7.67 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.Type IIa
Top View
12.43 mm12.26 mm11.38 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628402055
Side View
Table 66.0%Crown 31.1°Girdle: MediumPavilion 41.7°Culet: NoneDepth 62.6%

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 31
Current: £13,792 GBP|Low: £2,943 GBP|High: £14,218 GBP|Avg: £5,696 GBP|-3.0%
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
October 29, 2026
Retailer 8£2,943 GBP
Retailer 11£3,009 GBP
Retailer 5£3,088 GBP
Retailer 2£3,191 GBP
Retailer 13£3,224 GBP
Retailer 14£3,698 GBP
Retailer 4£4,299 GBP
Retailer 7£4,467 GBP
Retailer 9£5,232 GBP
Retailer 10£5,823 GBP
Retailer 3£7,915 GBP
Retailer 6£8,493 GBP
Retailer 12£10,096 GBP
Brilliant Earth£13,792 GBP

15 data points across 14 retailers

9 retailers£2,943 GBP to £13,792 GBP

A
Cheapest Retailer
-
£2,943 GBP
$3,943 USD
A
Retailer 2
-
£3,009 GBP
$4,032 USD
View
A
Retailer 3
-
£3,191 GBP
€4,072 EUR
View
B+
Retailer 4
-
£4,467 GBP
$5,985 USD
View
B+
Retailer 5
-
£5,232 GBP
$7,010 USD
View
B+
Retailer 6
-
£5,823 GBP
$7,802 USD
View
B
Retailer 7
-
£10,302 GBP
$13,803 USD
View
B
Retailer 8
-
£13,792 GBP
$18,480 USD
View
Most Expensive
Brilliant Earth
16038197A · Sep 28
£14,218 GBP
$19,050 USD
View
Price last confirmed 33 days ago
8 more retailers have this diamond
Prices start from £2,943 GBPSave up to £10,849 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
11.38ct Asscher
£2,943 GBP