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Asscher|Lab Grown|IGI

1.66ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG745507210

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG745507210

Diamond specifications and retailer prices

From £188 GBP
$252 USD
As of November 2, 2026
Save £1,697 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,885 GBP at Frank Darling · As of November 1, 2026
View at Frank Darling

About this 1.66ct lab-grown asscher diamond

This 1.66ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG745507210 or 745507210. Listed at 17 retailers as of November 1, 2026, with prices from £188 to £1,885, a £1,697 spread on the same certified stone. Frank Darling lists it at £1,885. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745507210
Dimensions6.66 × 6.64 × 4.18 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.66 mm6.64 mm1.66 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745507210
Side View
Table 62.0%Crown 31°Girdle: Slightly ThickPavilion 37°Culet: NoneDepth 63.0%

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 2
Current: £1,885 GBP|Low: £187 GBP|High: £1,915 GBP|Avg: £818 GBP|-0.0%
Frank Darling
Retailer 2
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Retailer 17
November 2, 2026
Retailer 15£188 GBP
Retailer 5£211 GBP
Retailer 13£218 GBP
Retailer 10£292 GBP
Retailer 8£317 GBP
Retailer 12£324 GBP
Retailer 16£413 GBP
Retailer 3£434 GBP
Retailer 6£609 GBP
Retailer 2£668 GBP
Retailer 4£828 GBP
Retailer 7£901 GBP
Retailer 11£1,032 GBP
Retailer 9£1,438 GBP
Retailer 14£1,595 GBP
Retailer 17£1,669 GBP
Frank Darling£1,885 GBP

40 data points across 17 retailers

17 retailers£188 GBP to £1,885 GBP

A
Cheapest Retailer
-
£188 GBP
$252 USD
A
Retailer 2
-
£211 GBP
$283 USD
View
Final sale: no returns
A
Retailer 3
-
£218 GBP
$293 USD
View
A
Retailer 4
-
£292 GBP
$392 USD
View
B+
Retailer 5
-
£317 GBP
$426 USD
View
A
Retailer 6
-
£324 GBP
$435 USD
View
A
Retailer 7
-
£413 GBP
€528 EUR
View
A
Retailer 8
-
£434 GBP
$582 USD
View
B+
Retailer 9
-
£609 GBP
A$1,258 AUD
View
B+
Retailer 10
-
£668 GBP
$896 USD
View
B+
Retailer 11
-
£828 GBP
$1,111 USD
View
B+
Retailer 12
-
£901 GBP
$1,209 USD
View
B+
Retailer 13
-
£1,032 GBP
View
Retailer 14
-
£1,438 GBP
$1,930 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
£1,595 GBP
$2,140 USD
View
B
Retailer 16
-
£1,669 GBP
$2,240 USD
View
Most Expensive
B
Frank Darling
VL-91298GR · Nov 1
£1,885 GBP
$2,530 USD
View
16 more retailers have this diamond
Prices start from £188 GBPSave up to £1,697 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
1.66ct Asscher
£188 GBP