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Princess|Lab Grown|IGI

3.39ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG744513720

Shape and cutting style on the report: Princess cut

Certificate IGI LG744513720

Diamond specifications and retailer prices

From £1,355 GBP
$1,816 USD
As of October 30, 2026
Save £7,974 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £13,421 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.39ct lab-grown princess diamond

This 3.39ct lab-grown princess 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 LG744513720 or 744513720. Listed at 19 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.39
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513720
Dimensions8.11 × 8.11 × 8.11 mm
L/W Ratio1.00
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
8.11 mm8.11 mm3.39 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513720
Side View
Table 66.0%Crown 42.3°Girdle: MediumPavilion 38.9°Culet: NoneDepth 73.6%

Caratlytics Score

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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: £13,421 GBP|Low: £1,329 GBP|High: £13,421 GBP|Avg: £3,954 GBP|+1.2%
Novita Diamonds
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 17£1,355 GBP
Retailer 7£1,475 GBP
Retailer 10£1,567 GBP
Retailer 19£1,652 GBP
Retailer 5£1,698 GBP
Retailer 2£2,072 GBP
Retailer 12£2,185 GBP
Retailer 6£2,386 GBP
Retailer 18£2,466 GBP
Retailer 3£2,645 GBP
Retailer 15£2,717 GBP
Retailer 13£2,811 GBP
Retailer 8£4,010 GBP
Retailer 16£4,326 GBP
Retailer 14£4,984 GBP
Retailer 9£6,889 GBP
Retailer 11£7,336 GBP
Retailer 4£9,329 GBP
Novita Diamonds£13,421 GBP

42 data points across 19 retailers

19 retailers£1,355 GBP to £9,329 GBP

A+
Cheapest Retailer
-
£1,355 GBP
$1,816 USD
A
Retailer 2
-
£1,475 GBP
$1,976 USD
View
A
Retailer 3
-
£1,567 GBP
$2,100 USD
View
Final sale: no returns
A
Retailer 4
-
£1,652 GBP
$2,213 USD
View
A
Retailer 5
-
£1,698 GBP
$2,275 USD
View
A
Retailer 6
-
£2,072 GBP
View
A
Retailer 7
-
£2,185 GBP
$2,927 USD
View
A
Retailer 8
-
£2,386 GBP
$3,197 USD
View
A
Retailer 9
-
£2,445 GBP
$3,276 USD
View
A
Retailer 10
-
£2,466 GBP
$3,304 USD
View
A
Retailer 11
-
£2,645 GBP
$3,544 USD
View
A
Retailer 12
-
£2,811 GBP
€3,587 EUR
View
Retailer 13
-
£4,010 GBP
A$8,267 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£4,326 GBP
$5,797 USD
View
B+
Retailer 15
-
£4,984 GBP
View
B+
Retailer 16
-
£6,889 GBP
$9,230 USD
View
B
Retailer 17
-
£7,336 GBP
$9,829 USD
View
B
Retailer 18
-
£9,329 GBP
$12,500 USD
View
Most Expensive
Novita Diamonds
cert_744513720 · Oct 8
£13,421 GBP
A$27,665 AUD
View
Price last confirmed 21 days ago
18 more retailers have this diamond
Prices start from £1,355 GBPSave up to £7,974 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+
3.39ct Princess
£1,355 GBP