CaratHunter
Plans
Cushion|Lab Grown|IGI

1.01ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG843606868

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG843606868

Diamond specifications and retailer prices

From £105 GBP
As of November 6, 2026
Save £876 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £981 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion 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 LG843606868 or 843606868. Listed at 11 retailers as of November 5, 2026, with prices from £105 to £981, a £876 spread on the same certified stone. MOH London lists it at £981. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843606868
Dimensions6.07 × 5.81 × 3.73 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.07 mm5.81 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843606868
Side View
Table 66.0%Crown 33°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £981 GBP|Low: £105 GBP|High: £995 GBP|Avg: £353 GBP|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6£105 GBP
Retailer 2£140 GBP
Retailer 3£161 GBP
Retailer 4£194 GBP
Retailer 7£223 GBP
Retailer 10£234 GBP
Retailer 9£303 GBP
Retailer 8£388 GBP
Retailer 11£421 GBP
Retailer 5£718 GBP
MOH London£981 GBP

29 data points across 11 retailers

11 retailers£105 GBP to £981 GBP

A
Cheapest Retailer
-
£105 GBP
Final sale: no returns
A
Retailer 2
-
£140 GBP
View
B+
Retailer 3
-
£161 GBP
View
A
Retailer 4
-
£194 GBP
View
A
Retailer 5
-
£223 GBP
View
A
Retailer 6
-
£234 GBP
View
B+
Retailer 7
-
£303 GBP
View
B+
Retailer 8
-
£388 GBP
View
B+
Retailer 9
-
£421 GBP
View
B
Retailer 10
-
£718 GBP
View
Most Expensive
B
MOH London
LG843606868 · Nov 5
£981 GBP
View
10 more retailers have this diamond
Prices start from £105 GBPSave up to £876 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
1.01ct Cushion
£105 GBP