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Asscher|Lab Grown|IGI

1.55ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG835659189

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG835659189

Diamond specifications and retailer prices

From £179 GBP
As of November 4, 2026
Save £843 GBP (82%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,023 GBP at Frank Darling · As of November 5, 2026
View at Frank Darling

About this 1.55ct lab-grown asscher diamond

This 1.55ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835659189 or 835659189. Listed at 6 retailers as of November 4, 2026, with prices from £179 to £1,023, a £843 spread on the same certified stone. Frank Darling lists it at £1,023. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835659189
Dimensions6.39 × 6.27 × 4.21 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.39 mm6.27 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835659189
Side View
Table 64.0%Crown 39.9°Girdle: Slightly ThickPavilion 39.7°Culet: NoneDepth 67.1%

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: Nov 4
Current: £1,023 GBP|Low: £179 GBP|High: £1,023 GBP|Avg: £585 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3£179 GBP
Retailer 4£273 GBP
Retailer 5£498 GBP
Retailer 2£721 GBP
Retailer 6£741 GBP
Frank Darling£1,023 GBP

11 data points across 6 retailers

6 retailers£179 GBP to £1,023 GBP

A
Cheapest Retailer
-
£179 GBP
Final sale: no returns
B+
Retailer 2
-
£273 GBP
View
Retailer 3
-
£498 GBP
View
Price last confirmed 13 days ago
B+
Retailer 4
-
£721 GBP
View
Retailer 5
-
£741 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Frank Darling
100197155841KD · Nov 5
£1,023 GBP
$1,381 USD
View
5 more retailers have this diamond
Prices start from £179 GBPSave up to £843 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
1.55ct Asscher
£179 GBP