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Asscher|Lab Grown|IGI

1.51ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG833671707

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG833671707

Diamond specifications and retailer prices

From £180 GBP
As of November 4, 2026
Save £627 GBP (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £807 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833671707 or 833671707. Listed at 7 retailers as of November 4, 2026, with prices from £180 to £807, a £627 spread on the same certified stone. Brilliant Earth lists it at £807. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833671707
Dimensions6.70 × 6.55 × 4.21 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.70 mm6.55 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833671707
Side View
Table 63.0%Crown 34.2°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £807 GBP|Low: £180 GBP|High: £874 GBP|Avg: £470 GBP|-7.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 4£180 GBP
Retailer 6£272 GBP
Retailer 7£354 GBP
Retailer 2£412 GBP
Retailer 5£529 GBP
Retailer 3£630 GBP
Brilliant Earth£807 GBP

17 data points across 7 retailers

7 retailers£180 GBP to £807 GBP

A
Cheapest Retailer
-
£180 GBP
Retailer 2
-
£272 GBP
View
Price last confirmed 7 days ago
Retailer 3
-
£354 GBP
View
Price last confirmed 11 days ago
B+
Retailer 4
-
£412 GBP
View
B+
Retailer 5
-
£529 GBP
View
B+
Retailer 6
-
£630 GBP
View
Most Expensive
B
Brilliant Earth
21372594A · Nov 4
£807 GBP
$1,090 USD
View
6 more retailers have this diamond
Prices start from £180 GBPSave up to £627 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
1.51ct Asscher
£180 GBP