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Asscher|Lab Grown|IGI

3.09ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG675556945

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG675556945

Diamond specifications and retailer prices

From £360 GBP
$483 USD
As of November 2, 2026
Save £1,503 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,862 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675556945 or 675556945. Listed at 21 retailers as of November 1, 2026, with prices from £360 to £1,862, a £1,503 spread on the same certified stone. MOH London lists it at £1,862. 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

3.09
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675556945
Dimensions8.00 × 8.00 × 5.26 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.00 mm8.00 mm3.09 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675556945
Side View
Table 65.0%Crown 31.8°Girdle: MediumPavilion 41.6°Culet: NoneDepth 65.8%

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 2
Current: £1,862 GBP|Low: £360 GBP|High: £1,884 GBP|Avg: £933 GBP
MOH London
Retailer 2
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November 2, 2026
Retailer 13£360 GBP
Retailer 4£402 GBP
Retailer 17£403 GBP
Retailer 15£446 GBP
Retailer 8£448 GBP
Retailer 14£509 GBP
Retailer 10£538 GBP
Retailer 11£551 GBP
Retailer 3£695 GBP
Retailer 6£724 GBP
Retailer 9£760 GBP
Retailer 19£942 GBP
Retailer 2£968 GBP
Retailer 18£1,199 GBP
Retailer 7£1,295 GBP
Retailer 5£1,309 GBP
Retailer 16£1,434 GBP
Retailer 12£1,455 GBP
Retailer 20£1,562 GBP
MOH London£1,862 GBP

38 data points across 20 retailers

21 retailers£360 GBP to £1,862 GBP

A
Cheapest Retailer
-
£360 GBP
$483 USD
A
Retailer 2
-
£402 GBP
$540 USD
View
Final sale: no returns
A
Retailer 3
-
£403 GBP
$541 USD
View
A
Retailer 4
-
£446 GBP
$599 USD
View
A
Retailer 5
-
£448 GBP
HK$4,700 HKD
View
A
Retailer 6
-
£509 GBP
View
A
Retailer 7
-
£551 GBP
$740 USD
View
A
Retailer 8
-
£695 GBP
$933 USD
View
A
Retailer 9
-
£724 GBP
$971 USD
View
A
Retailer 10
-
£760 GBP
$1,020 USD
View
A
Retailer 11
-
£942 GBP
A$1,945 AUD
View
A
Retailer 12
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£968 GBP
ZAR 20,995 ZAR
View
A
Retailer 13
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£1,199 GBP
$1,609 USD
View
A
Retailer 14
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£1,295 GBP
View
A
Retailer 15
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£1,298 GBP
View
A
Retailer 16
-
£1,309 GBP
SGD 2,373 SGD
View
A
Retailer 17
-
£1,394 GBP
$1,870 USD
View
A
Retailer 18
-
£1,434 GBP
$1,924 USD
View
B+
Retailer 19
-
£1,455 GBP
$1,953 USD
View
B+
Retailer 20
-
£1,562 GBP
$2,096 USD
View
Most Expensive
B+
MOH London
LG675556945 · Nov 1
£1,862 GBP
View
20 more retailers have this diamond
Prices start from £360 GBPSave up to £1,503 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
3.09ct Asscher
£360 GBP