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Asscher|Lab Grown|IGI

1.16ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG770637002

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG770637002

Diamond specifications and retailer prices

From £165 GBP
As of November 6, 2026
Save £652 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £817 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.16ct lab-grown asscher diamond

This 1.16ct lab-grown asscher sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770637002 or 770637002. Listed at 16 retailers as of November 5, 2026, with prices from £165 to £817, a £652 spread on the same certified stone. MOH London lists it at £817. 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

1.16
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637002
Dimensions5.94 × 5.82 × 3.64 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.94 mm5.82 mm1.16 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637002
Side View
Table 65.0%Crown 32.7°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 62.5%

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 6
Current: £817 GBP|Low: £158 GBP|High: £829 GBP|Avg: £399 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 13£165 GBP
Retailer 5£191 GBP
Retailer 4£205 GBP
Retailer 14£205 GBP
Retailer 12£266 GBP
Retailer 3£350 GBP
Retailer 2£369 GBP
Retailer 9£376 GBP
Retailer 7£383 GBP
Retailer 10£400 GBP
Retailer 6£411 GBP
Retailer 8£523 GBP
Retailer 11£538 GBP
Retailer 15£657 GBP
MOH London£817 GBP

45 data points across 15 retailers

16 retailers£165 GBP to £817 GBP

A
Cheapest Retailer
-
£165 GBP
A
Retailer 2
-
£191 GBP
View
A
Retailer 3
-
£205 GBP
View
Retailer 4
-
£205 GBP
View
Price last confirmed 13 days ago
B+
Retailer 5
-
£350 GBP
View
B+
Retailer 6
-
£369 GBP
View
B+
Retailer 7
-
£376 GBP
View
B+
Retailer 8
-
£383 GBP
View
B+
Retailer 9
-
£400 GBP
View
Retailer 10
-
£411 GBP
View
Price last confirmed 24 days ago
B+
Retailer 11
-
£523 GBP
View
B
Retailer 12
-
£523 GBP
View
B
Retailer 13
-
£538 GBP
View
B
Retailer 14
-
£657 GBP
View
B
Retailer 15
-
£696 GBP
View
Most Expensive
B
MOH London
LG770637002 · Nov 5
£817 GBP
View
15 more retailers have this diamond
Prices start from £165 GBPSave up to £652 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
1.16ct Asscher
£165 GBP