Princess|Lab Grown|GCAL

1.29ct G SI2 Princess Lab Grown Diamond

VG • G/SI2

Diamond specifications and retailer prices

From £169 GBP
As of November 5, 2026
Save £648 GBP (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £817 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 1.29ct lab-grown princess diamond

This 1.29ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GCAL. Listed at 5 retailers as of November 5, 2026, with prices from £169 to £817, a £648 spread on the same certified stone. Diamond Exchange Canada lists it at £817. 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

1.29
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.13 × 6.12 × 4.34 mm
L/W Ratio1.00
Top View
6.13 mm6.12 mm1.29 ctG / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCuletDepth 71.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £817 GBP|Low: £136 GBP|High: £817 GBP|Avg: £327 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
October 20, 2026
Retailer 3£136 GBP
Retailer 4£166 GBP
Retailer 2£169 GBP
Diamond Exchange Canada£817 GBP

6 data points across 4 retailers

5 retailers£169 GBP to £817 GBP

Retailer 1
-
£136 GBP
Price last confirmed 45 days ago
Retailer 2
-
£158 GBP
View
Price last confirmed 44 days ago
Retailer 3
-
£166 GBP
View
Price last confirmed 44 days ago
B+
Retailer 4
-
£169 GBP
View
Most Expensive
C
Diamond Exchange Canada
1986532490 · Nov 5
£817 GBP
CA$1,527 CAD
View
4 more retailers have this diamond
Prices start from £169 GBPSave up to £648 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+
1.29ct Princess
£169 GBP