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Round|Lab Grown|IGI

4.32ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754594440

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754594440

Diamond specifications and retailer prices

From £1,454 GBP
As of October 30, 2026
Save £8,681 GBP (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £10,135 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.32ct lab-grown round diamond

This 4.32ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594440 or 754594440. Listed at 18 retailers as of October 29, 2026, with prices from £1,454 to £10,135, a £8,681 spread on the same certified stone. Brilliant Earth lists it at £10,135. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.32
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594440
Dimensions10.37 × 10.42 × 6.47 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.37 mm10.42 mm4.32 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594440
Side View
Table 56.0%Crown 34.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 30
Current: £10,135 GBP|Low: £1,437 GBP|High: £10,523 GBP|Avg: £4,082 GBP|-3.0%
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
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Retailer 17
October 30, 2026
Retailer 2£1,454 GBP
Retailer 15£1,464 GBP
Retailer 5£1,593 GBP
Retailer 16£1,771 GBP
Retailer 11£1,902 GBP
Retailer 13£1,903 GBP
Retailer 4£2,576 GBP
Retailer 14£2,658 GBP
Retailer 3£2,788 GBP
Retailer 9£2,888 GBP
Retailer 12£3,029 GBP
Retailer 6£3,908 GBP
Retailer 7£4,113 GBP
Retailer 10£5,114 GBP
Retailer 8£8,298 GBP
Retailer 17£10,075 GBP
Brilliant Earth£10,135 GBP

37 data points across 17 retailers

18 retailers£1,454 GBP to £10,135 GBP

A+
Cheapest Retailer
-
£1,454 GBP
A
Retailer 2
-
£1,464 GBP
$1,962 USD
View
A
Retailer 3
-
£1,593 GBP
$2,134 USD
View
A
Retailer 4
-
£1,712 GBP
$2,294 USD
View
A
Retailer 5
-
£1,771 GBP
$2,373 USD
View
A
Retailer 6
-
£1,840 GBP
$2,466 USD
View
Final sale: no returns
A
Retailer 7
-
£1,903 GBP
$2,550 USD
View
A
Retailer 8
-
£2,576 GBP
$3,452 USD
View
A
Retailer 9
-
£2,658 GBP
$3,562 USD
View
A
Retailer 10
-
£2,788 GBP
$3,736 USD
View
A
Retailer 11
-
£2,888 GBP
$3,869 USD
View
A
Retailer 12
-
£3,029 GBP
€3,865 EUR
View
A
Retailer 13
-
£3,908 GBP
$5,237 USD
View
Retailer 14
-
£4,113 GBP
A$8,478 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£5,114 GBP
View
Retailer 16
-
£8,298 GBP
A$17,105 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
£10,075 GBP
$13,500 USD
View
Most Expensive
B
Brilliant Earth
17680546Y · Oct 29
£10,135 GBP
$13,580 USD
View
17 more retailers have this diamond
Prices start from £1,454 GBPSave up to £8,681 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+
4.32ct Round
£1,454 GBP