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Princess|Lab Grown|GCAL

1.78ct H VS2 Princess Lab Grown Diamond

VG • H/VS2

Diamond specifications and retailer prices

From £194 GBP
$258 USD
As of October 27, 2026
Save £892 GBP (82%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,086 GBP at Diamond Exchange Canada · As of October 27, 2026
View at Diamond Exchange Canada

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by GCAL. Listed at 5 retailers as of October 27, 2026, with prices from £194 to £1,086, a £892 spread on the same certified stone. Diamond Exchange Canada lists it at £1,086. 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

1.78
Carat
H
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.59 × 6.47 × 4.55 mm
L/W Ratio1.02
Top View
6.59 mm6.47 mm1.78 ctH / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCuletDepth 70.4%

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: Oct 27
Current: £1,086 GBP|Low: £148 GBP|High: £1,086 GBP|Avg: £458 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 5£167 GBP
Retailer 6£189 GBP
Retailer 2£194 GBP
Retailer 3£207 GBP
Retailer 4£735 GBP
Diamond Exchange Canada£1,086 GBP

13 data points across 6 retailers

5 retailers£194 GBP to £1,086 GBP

B+
Retailer 1
-
£155 GBP
$206 USD
Price last confirmed 37 days ago
B+
Retailer 2
-
£189 GBP
$252 USD
View
Price last confirmed 36 days ago
B+
Retailer 3
-
£194 GBP
$258 USD
View
B+
Retailer 4
-
£207 GBP
$276 USD
View
Most Expensive
C
Diamond Exchange Canada
1986530805 · Oct 27
£1,086 GBP
CA$2,009 CAD
View
4 more retailers have this diamond
Prices start from £194 GBPSave up to £892 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+
1.78ct Princess
£194 GBP