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Princess|Lab Grown|IGI

3.46ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG707537352

Shape and cutting style on the report: Princess cut

Certificate IGI LG707537352

Diamond specifications and retailer prices

From £1,383 GBP
$1,853 USD
As of October 30, 2026
Save £8,133 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £13,693 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.46ct lab-grown princess diamond

This 3.46ct 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 LG707537352 or 707537352. Listed at 16 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

3.46
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707537352
Dimensions8.12 × 8.00 × 5.76 mm
L/W Ratio1.01
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
8.12 mm8.00 mm3.46 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707537352
Side View
Table 66.0%Crown 47.5°Girdle: ThickPavilion 36.1°Culet: NoneDepth 72.0%

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: £13,693 GBP|Low: £1,356 GBP|High: £15,539 GBP|Avg: £4,384 GBP|-11.9%
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
Retailer 16
October 30, 2026
Retailer 14£1,383 GBP
Retailer 7£1,505 GBP
Retailer 8£1,599 GBP
Retailer 16£1,684 GBP
Retailer 5£1,731 GBP
Retailer 9£2,267 GBP
Retailer 6£2,435 GBP
Retailer 15£2,516 GBP
Retailer 3£2,699 GBP
Retailer 12£2,773 GBP
Retailer 10£2,870 GBP
Retailer 13£4,411 GBP
Retailer 11£5,085 GBP
Retailer 2£7,127 GBP
Retailer 4£9,516 GBP
Novita Diamonds£13,693 GBP

30 data points across 16 retailers

16 retailers£1,383 GBP to £9,516 GBP

A+
Cheapest Retailer
-
£1,383 GBP
$1,853 USD
A
Retailer 2
-
£1,505 GBP
$2,016 USD
View
A
Retailer 3
-
£1,599 GBP
$2,142 USD
View
Final sale: no returns
A
Retailer 4
-
£1,684 GBP
$2,256 USD
View
A
Retailer 5
-
£1,731 GBP
$2,320 USD
View
A
Retailer 6
-
£2,267 GBP
$3,037 USD
View
A
Retailer 7
-
£2,435 GBP
$3,262 USD
View
A
Retailer 8
-
£2,495 GBP
$3,343 USD
View
A
Retailer 9
-
£2,516 GBP
$3,371 USD
View
A
Retailer 10
-
£2,699 GBP
$3,616 USD
View
A
Retailer 11
-
£2,870 GBP
€3,662 EUR
View
B+
Retailer 12
-
£4,411 GBP
$5,910 USD
View
B+
Retailer 13
-
£5,085 GBP
View
B+
Retailer 14
-
£7,127 GBP
$9,550 USD
View
B
Retailer 15
-
£9,516 GBP
$12,750 USD
View
Most Expensive
Novita Diamonds
cert_707537352 · Oct 8
£13,693 GBP
A$28,226 AUD
View
Price last confirmed 22 days ago
15 more retailers have this diamond
Prices start from £1,383 GBPSave up to £8,133 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+
3.46ct Princess
£1,383 GBP