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Cushion|Lab Grown|IGI

1.85ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG845699626

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG845699626

Diamond specifications and retailer prices

From £487 GBP
$652 USD
As of October 30, 2026
Save £1,872 GBP (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,358 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.85ct lab-grown cushion diamond

This 1.85ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG845699626 or 845699626. Listed at 12 retailers as of October 29, 2026, with prices from £487 to £2,358, a £1,872 spread on the same certified stone. MOH London lists it at £2,358. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845699626
Dimensions8.67 × 6.67 × 4.08 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeLarge
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
8.67 mm6.67 mm1.85 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845699626
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 38.9°Culet: LargeDepth 61.2%

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: £2,358 GBP|Low: £487 GBP|High: £2,358 GBP|Avg: £1,373 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 6£487 GBP
Retailer 2£638 GBP
Retailer 4£831 GBP
Retailer 8£844 GBP
Retailer 10£928 GBP
Retailer 12£1,159 GBP
Retailer 5£1,258 GBP
Retailer 9£1,705 GBP
Retailer 11£1,724 GBP
Retailer 3£1,749 GBP
Retailer 7£1,805 GBP
MOH London£2,358 GBP

10 data points across 12 retailers

12 retailers£487 GBP to £2,358 GBP

A
Cheapest Retailer
-
£487 GBP
$652 USD
Final sale: no returns
A
Retailer 2
-
£638 GBP
$855 USD
View
A
Retailer 3
-
£831 GBP
$1,113 USD
View
A
Retailer 4
-
£844 GBP
View
A
Retailer 5
-
£928 GBP
ZAR 20,096 ZAR
View
A
Retailer 6
-
£1,159 GBP
$1,553 USD
View
B+
Retailer 7
-
£1,258 GBP
A$2,594 AUD
View
B+
Retailer 8
-
£1,705 GBP
SGD 3,088 SGD
View
B+
Retailer 9
-
£1,724 GBP
$2,310 USD
View
B+
Retailer 10
-
£1,749 GBP
$2,343 USD
View
B+
Retailer 11
-
£1,805 GBP
$2,418 USD
View
Most Expensive
B+
MOH London
LG845699626 · Oct 29
£2,358 GBP
View
11 more retailers have this diamond
Prices start from £487 GBPSave up to £1,872 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
1.85ct Cushion
£487 GBP