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Princess|Lab Grown|GCAL

3.03ct F SI1 Princess Lab Grown Diamond

EX • F/SI1 • GCAL 360316375

Shape and cutting style on the report: Princess

Certificate GCAL 360316375

Diamond specifications and retailer prices

From £817 GBP
As of November 5, 2026
Save £4,272 GBP (84%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,089 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown princess diamond

This 3.03ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 360316375. Listed at 5 retailers as of November 5, 2026, with prices from £817 to £5,089, a £4,272 spread on the same certified stone. Do Amore Diamonds lists it at £5,089. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360316375
Dimensions7.94 × 7.93 × 5.52 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.94 mm7.93 mm3.03 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360316375
Side View
Table 69.0%Crown 44.5°Girdle: MED-MEDPavilion 37.8°Culet: NoneDepth 69.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,089 GBP|Low: £817 GBP|High: £5,089 GBP|Avg: £2,088 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 5£817 GBP
Retailer 4£1,074 GBP
Retailer 6£1,226 GBP
Retailer 3£1,580 GBP
Retailer 2£2,749 GBP
Retailer 7£2,921 GBP
Do Amore Diamonds£5,089 GBP

14 data points across 7 retailers

5 retailers£817 GBP to £5,089 GBP

A
Cheapest Retailer
-
£817 GBP
B+
Retailer 2
-
£1,074 GBP
View
B
Retailer 3
-
£1,580 GBP
View
B
Retailer 4
-
£2,749 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0A4B7AC98 · Nov 6
£5,089 GBP
$6,850 USD
View
4 more retailers have this diamond
Prices start from £817 GBPSave up to £4,272 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
3.03ct Princess
£817 GBP