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Princess|Lab Grown|GCAL

3.40ct D IF Princess Lab Grown Diamond

EX • D/IF • GCAL 353046328

Shape and cutting style on the report: Princess

Certificate GCAL 353046328

Diamond specifications and retailer prices

From £2,475 GBP
$3,316 USD
As of October 30, 2026
Save £14,989 GBP (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £17,464 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.4ct lab-grown princess diamond

This 3.4ct 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 GCAL 353046328. Listed at 11 retailers as of October 30, 2026, with prices from £2,475 to £17,464, a £14,989 spread on the same certified stone. Do Amore Diamonds lists it at £17,464. 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

3.40
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle37°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353046328
Dimensions8.14 × 8.12 × 5.80 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.14 mm8.12 mm3.40 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353046328
Side View
Table 64.0%Crown 44°Girdle: STK-STKPavilion 37°Culet: NoneDepth 71.5%

Caratlytics Score

How it works →
A
Excellent
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: £17,464 GBP|Low: £2,475 GBP|High: £30,383 GBP|Avg: £9,288 GBP|-41.4%
Do Amore 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
October 29, 2026
Retailer 13£2,475 GBP
Retailer 7£2,538 GBP
Retailer 11£2,761 GBP
Retailer 6£3,378 GBP
Retailer 9£4,062 GBP
Retailer 10£4,062 GBP
Retailer 8£4,569 GBP
Retailer 3£5,359 GBP
Retailer 2£6,999 GBP
Retailer 4£7,914 GBP
Retailer 12£8,065 GBP
Do Amore Diamonds£17,464 GBP
Retailer 5£21,525 GBP

25 data points across 13 retailers

11 retailers£2,475 GBP to £17,464 GBP

A
Cheapest Retailer
-
£2,475 GBP
$3,316 USD
A
Retailer 2
-
£2,538 GBP
$3,401 USD
View
A
Retailer 3
-
£2,761 GBP
$3,700 USD
View
A
Retailer 4
-
£3,040 GBP
$4,073 USD
View
A
Retailer 5
-
£4,062 GBP
$5,442 USD
View
A
Retailer 6
-
£4,062 GBP
$5,442 USD
View
B+
Retailer 7
-
£4,569 GBP
$6,122 USD
View
B+
Retailer 8
-
£5,359 GBP
$7,180 USD
View
Final sale: no returns
B+
Retailer 9
-
£6,999 GBP
View
B+
Retailer 10
-
£8,065 GBP
$10,807 USD
View
Most Expensive
B
Do Amore Diamonds
27-D84AFD819 · Oct 30
£17,464 GBP
$23,400 USD
View
10 more retailers have this diamond
Prices start from £2,475 GBPSave up to £14,989 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
3.40ct Princess
£2,475 GBP