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Asscher|Lab Grown|IGI

1.06ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG687546398

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687546398

Diamond specifications and retailer prices

From £154 GBP
As of November 4, 2026
Save £699 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £853 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.06ct lab-grown asscher diamond

This 1.06ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687546398 or 687546398. Listed at 14 retailers as of November 4, 2026, with prices from £154 to £853, a £699 spread on the same certified stone. Reve Diamonds lists it at £853. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.06
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687546398
Dimensions5.62 × 5.59 × 3.69 mm
L/W Ratio1.01
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
5.62 mm5.59 mm1.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687546398
Side View
Table 64.0%Crown 37.7°Girdle: Slightly ThickPavilion 41.5°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £160 GBP|Low: £153 GBP|High: £853 GBP|Avg: £434 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 5, 2026
Retailer 10£154 GBP
Retailer 1£160 GBP
Retailer 2£171 GBP
Retailer 3£302 GBP
Retailer 6£306 GBP
Retailer 9£325 GBP
Retailer 8£328 GBP
Retailer 13£350 GBP
Retailer 12£390 GBP
Retailer 7£460 GBP
Retailer 5£580 GBP
Retailer 4£590 GBP
Retailer 11£804 GBP
Reve Diamonds£853 GBP

44 data points across 14 retailers

14 retailers£154 GBP to £853 GBP

A
Cheapest Retailer
-
£154 GBP
Final sale: no returns
A
Retailer 2
-
£160 GBP
View
Retailer 3
-
£171 GBP
View
Price last confirmed 12 days ago
B+
Retailer 4
-
£302 GBP
View
B+
Retailer 5
-
£306 GBP
View
B+
Retailer 6
-
£325 GBP
View
Retailer 7
-
£328 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£350 GBP
View
B
Retailer 9
-
£390 GBP
View
B
Retailer 10
-
£460 GBP
View
B
Retailer 11
-
£580 GBP
View
B
Retailer 12
-
£590 GBP
View
Retailer 13
-
£804 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Reve Diamonds
F78D67015 · Nov 6
£853 GBP
$1,148 USD
View
13 more retailers have this diamond
Prices start from £154 GBPSave up to £699 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
1.06ct Asscher
£154 GBP