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Princess|Lab Grown

3.11ct F SI1 Princess Lab Grown Diamond

GD • F/SI1 • 9A37710C9E

Diamond specifications and retailer prices

From £426 GBP
As of November 6, 2026
Save £961 GBP (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,387 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 3.11ct lab-grown princess diamond

This 3.11ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade. Listed at 4 retailers as of November 6, 2026, with prices from £426 to £1,387, a £961 spread on the same certified stone. NZ Jewellers lists it at £1,387. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.11
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate9A37710C9E
Dimensions8.05 × 7.96 × 5.59 mm
L/W Ratio1.01
Top View
8.05 mm7.96 mm3.11 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate9A37710C9E
Side View
Table 75.1%CrownGirdlePavilionCulet: NoneDepth 70.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,387 GBP|Low: £409 GBP|High: £1,387 GBP|Avg: £623 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 11, 2026
Retailer 2£426 GBP
Retailer 4£476 GBP
Retailer 3£528 GBP
NZ Jewellers£1,387 GBP

7 data points across 4 retailers

4 retailers£426 GBP to £1,387 GBP

B+
Cheapest Retailer
-
£426 GBP
B+
Retailer 2
-
£476 GBP
View
B+
Retailer 3
-
£528 GBP
View
Most Expensive
C
NZ Jewellers
5b156a12-df68-4ad1-931d-f6a69f3ea391 · Nov 6
£1,387 GBP
$1,867 USD
View
3 more retailers have this diamond
Prices start from £426 GBPSave up to £961 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.

B+
3.11ct Princess
£426 GBP