CaratHunter
Plans
Cushion|Lab Grown|IGI

1.84ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG700512969

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG700512969

Diamond specifications and retailer prices

From £419 GBP
$561 USD
As of October 31, 2026
Save £2,417 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,836 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.84ct lab-grown cushion diamond

This 1.84ct 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 LG700512969 or 700512969. Listed at 19 retailers as of October 30, 2026, with prices from £419 to £2,836, a £2,417 spread on the same certified stone. Brilliant Earth lists it at £2,836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700512969
Dimensions8.13 × 6.77 × 4.39 mm
L/W Ratio1.20
Girdle conditionFaceted
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
8.13 mm6.77 mm1.84 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700512969
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 31
Current: £2,836 GBP|Low: £419 GBP|High: £4,000 GBP|Avg: £1,414 GBP|-29.1%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 2£419 GBP
Retailer 19£526 GBP
Retailer 3£535 GBP
Retailer 20£640 GBP
Retailer 4£655 GBP
Retailer 16£716 GBP
Retailer 15£773 GBP
Retailer 17£798 GBP
Retailer 14£1,081 GBP
Retailer 9£1,088 GBP
Retailer 6£1,127 GBP
Retailer 12£1,490 GBP
Retailer 10£1,512 GBP
Retailer 7£1,545 GBP
Retailer 5£1,610 GBP
Retailer 18£1,941 GBP
Retailer 8£2,142 GBP
Retailer 13£2,348 GBP
Retailer 11£2,538 GBP
Brilliant Earth£2,836 GBP

33 data points across 20 retailers

19 retailers£419 GBP to £2,836 GBP

A+
Cheapest Retailer
-
£419 GBP
$561 USD
Final sale: no returns
A
Retailer 2
-
£526 GBP
$705 USD
View
A
Retailer 3
-
£535 GBP
HK$5,600 HKD
View
A
Retailer 4
-
£640 GBP
$858 USD
View
A
Retailer 5
-
£655 GBP
$878 USD
View
A
Retailer 6
-
£716 GBP
€914 EUR
View
A
Retailer 7
-
£773 GBP
View
A
Retailer 8
-
£798 GBP
ZAR 17,277 ZAR
View
A
Retailer 9
-
£1,081 GBP
A$2,229 AUD
View
A
Retailer 10
-
£1,088 GBP
$1,457 USD
View
A
Retailer 11
-
£1,127 GBP
$1,510 USD
View
B+
Retailer 12
-
£1,512 GBP
$2,026 USD
View
B+
Retailer 13
-
£1,545 GBP
SGD 2,798 SGD
View
B+
Retailer 14
-
£1,610 GBP
$2,157 USD
View
B+
Retailer 15
-
£1,941 GBP
View
B
Retailer 16
-
£2,142 GBP
$2,870 USD
View
B+
Retailer 17
-
£2,348 GBP
A$4,840 AUD
View
Retailer 18
-
£2,538 GBP
$3,400 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
14915149A · Oct 30
£2,836 GBP
$3,800 USD
View
18 more retailers have this diamond
Prices start from £419 GBPSave up to £2,417 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+
1.84ct Cushion
£419 GBP