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Asscher|Lab Grown|IGI

1.89ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG766660452

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG766660452

Diamond specifications and retailer prices

From £187 GBP
$251 USD
As of October 30, 2026
Save £992 GBP (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,179 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.89ct lab-grown asscher diamond

This 1.89ct 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 LG766660452 or 766660452. Listed at 25 retailers as of October 30, 2026, with prices from £187 to £1,179, a £992 spread on the same certified stone. Brilliant Earth lists it at £1,179. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766660452
Dimensions6.77 × 6.77 × 4.39 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
6.77 mm6.77 mm1.89 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766660452
Side View
Table 67.0%Crown 30.9°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 64.8%

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 30
Current: £1,179 GBP|Low: £173 GBP|High: £1,276 GBP|Avg: £564 GBP|-7.6%
Brilliant Earth
Retailer 2
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November 1, 2026
Retailer 5£187 GBP
Retailer 6£209 GBP
Retailer 23£217 GBP
Retailer 12£232 GBP
Retailer 21£232 GBP
Retailer 20£351 GBP
Retailer 7£387 GBP
Retailer 19£398 GBP
Retailer 13£404 GBP
Retailer 16£421 GBP
Retailer 3£440 GBP
Retailer 2£441 GBP
Retailer 22£544 GBP
Retailer 10£567 GBP
Retailer 8£585 GBP
Retailer 14£715 GBP
Retailer 11£746 GBP
Retailer 17£758 GBP
Retailer 4£784 GBP
Retailer 15£910 GBP
Retailer 9£912 GBP
Retailer 18£935 GBP
Brilliant Earth£1,179 GBP

33 data points across 23 retailers

25 retailers£187 GBP to £1,179 GBP

A
Cheapest Retailer
-
£187 GBP
$251 USD
A
Retailer 2
-
£209 GBP
$280 USD
View
Final sale: no returns
A
Retailer 3
-
£217 GBP
$291 USD
View
A
Retailer 4
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£232 GBP
$311 USD
View
Retailer 5
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£232 GBP
$311 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
£351 GBP
$470 USD
View
B+
Retailer 7
-
£387 GBP
$519 USD
View
A
Retailer 8
-
£398 GBP
ZAR 8,624 ZAR
View
A
Retailer 9
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£404 GBP
€516 EUR
View
Retailer 10
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£421 GBP
View
Price last confirmed 16 days ago
A
Retailer 11
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£440 GBP
$589 USD
View
A
Retailer 12
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£441 GBP
View
Retailer 13
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£544 GBP
A$1,122 AUD
View
Price last confirmed 8 days ago
A
Retailer 14
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£567 GBP
$760 USD
View
B+
Retailer 15
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£585 GBP
$784 USD
View
B+
Retailer 16
-
£715 GBP
$958 USD
View
Retailer 17
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£722 GBP
$968 USD
View
Price last confirmed 10 days ago
B+
Retailer 18
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£746 GBP
$999 USD
View
B+
Retailer 19
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£758 GBP
A$1,562 AUD
View
B+
Retailer 20
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£784 GBP
$1,050 USD
View
B+
Retailer 21
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£843 GBP
$1,130 USD
View
B
Retailer 22
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£910 GBP
View
B+
Retailer 23
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£912 GBP
$1,222 USD
View
B+
Retailer 24
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£935 GBP
View
Most Expensive
B
Brilliant Earth
17807720A · Oct 31
£1,179 GBP
$1,580 USD
View
24 more retailers have this diamond
Prices start from £187 GBPSave up to £992 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
1.89ct Asscher
£187 GBP